Pinpoint Test D: The Memory Seat Does Not Operate Horizontally/Vertically/Recline Using The Seat Control Switch

WARNING: This page is about a different car, the 2021 Ford Escape. However, it is still accessible from the selected car via links, so may be relevant.

Refer to MEMORY SEATS for schematic and connector information.

Normal Operation and Fault Conditions

REFER to: Front Seats - System Operation and Component Description .

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
DSM B14C3:24	Seat Height Rear Down Switch: Signal Stuck High	If the seat control switch is active for greater than 2 minutes or is active during the self-test, the DSM sets this DTC.
DSM B14C4:24	Seat Height Rear Up Switch: Signal Stuck High	If the seat control switch is active for greater than 2 minutes or is active during the self-test, the DSM sets this DTC.
DSM B14CE:09	Seat Horizontal Motor Output: Component Failures	If the current sensed by the DSM is within a specified range, the DTC is set and the output is disabled.
DSM B14CE:11	Seat Horizontal Motor Output: Circuit Short To Ground	If the current sensed by the DSM is within a specified range, the DTC is set and the output is disabled.
DSM B14CE:12	Seat Horizontal Motor Output: Circuit Short To Battery	If the current sensed by the DSM is within a specified range, the DTC is set and the output is disabled.
DSM B14CE:14	Seat Horizontal Motor Output: Circuit Short To Ground Or Open	If the current sensed by the DSM is within a specified range, the DTC is set and the output is disabled.
DSM B14CE:15	Seat Horizontal Motor Output: Circuit Short To Battery Or Open	If the current sensed by the DSM is within a specified range, the DTC is set and the output is disabled.
DSM B14CE:1A	Seat Horizontal Motor Output: Circuit Resistance Below Threshold	If the current sensed by the DSM is within a specified range, the DTC is set and the output is disabled.
DSM B14CF:09	Seat Recline Motor Output: Component Failures	If the current sensed by the DSM is within a specified range, the DTC is set and the output is disabled.
DSM B14CF:11	Seat Recline Motor Output: Circuit Short To Ground	If the current sensed by the DSM is within a specified range, the DTC is set and the output is disabled.
DSM B14CF:12	Seat Recline Motor Output: Circuit Short To Battery	If the current sensed by the DSM is within a specified range, the DTC is set and the output is disabled.
DSM B14CF:14	Seat Recline Motor Output: Circuit Short To Ground Or Open	If the current sensed by the DSM is within a specified range, the DTC is set and the output is disabled.
DSM B14CF:15	Seat Recline Motor Output: Circuit Short To Battery Or Open	If the current sensed by the DSM is within a specified range, the DTC is set and the output is disabled.
DSM B14CF:1A	Seat Recline Motor Output: Circuit Resistance Below Threshold	If the current sensed by the DSM is within a specified range, the DTC is set and the output is disabled.
DSM B14D0:09	Seat Height Front/Tilt Motor Output: Component Failures	If the current sensed by the DSM is within a specified range, the DTC is set and the output is disabled.
DSM B14D0:11	Seat Height Front/Tilt Motor Output: Circuit Short To Ground	If the current sensed by the DSM is within a specified range, the DTC is set and the output is disabled.
DSM B14D0:12	Seat Height Front/Tilt Motor Output: Circuit Short To Battery	If the current sensed by the DSM is within a specified range, the DTC is set and the output is disabled.
DSM B14D0:14	Seat Height Front/Tilt Motor Output: Circuit Short To Ground Or Open	If the current sensed by the DSM is within a specified range, the DTC is set and the output is disabled.
DSM B14D0:15	Seat Height Front/Tilt Motor Output: Circuit Short To Battery Or Open	If the current sensed by the DSM is within a specified range, the DTC is set and the output is disabled.
DSM B14D0:1A	Seat Height Front/Tilt Motor Output: Circuit Resistance Below Threshold	If the current sensed by the DSM is within a specified range, the DTC is set and the output is disabled.
DSM B14D2:09	Seat Height Rear Motor Output: Component Failures	If the current sensed by the DSM is within a specified range, the DTC is set and the output is disabled.
DSM B14D2:11	Seat Height Rear Motor Output: Circuit Short To Ground	If the current sensed by the DSM is within a specified range, the DTC is set and the output is disabled.
DSM B14D2:12	Seat Height Rear Motor Output: Circuit Short To Battery	If the current sensed by the DSM is within a specified range, the DTC is set and the output is disabled.
DSM B14D2:14	Seat Height Rear Motor Output: Circuit Short To Ground Or Open	If the current sensed by the DSM is within a specified range, the DTC is set and the output is disabled.
DSM B14D2:15	Seat Height Rear Motor Output: Circuit Short To Battery Or Open	If the current sensed by the DSM is within a specified range, the DTC is set and the output is disabled.
DSM B14D2:1A	Seat Height Rear Motor Output: Circuit Resistance Below Threshold	If the current sensed by the DSM is within a specified range, the DTC is set and the output is disabled.
DSM B1B96:24	Seat Slide Forward Switch: Signal Stuck High	If the current sensed by the DSM is within a specified range, the DTC is set and the output is disabled.
DSM B1B97:24	Seat Slide Backward Switch: Signal Stuck High	If the seat control switch is active for greater than 2 minutes or is active during the self-test, the DSM sets this DTC.
DSM B1B98:24	Seat Tilt Up Switch: Signal Stuck High	If the seat control switch is active for greater than 2 minutes or is active during the self-test, the DSM sets this DTC.
DSM B1B99:24	Seat Tilt Down Switch: Signal Stuck High	If the seat control switch is active for greater than 2 minutes or is active during the self-test, the DSM sets this DTC.
DSM B1C00:24	Seat Recline Up Switch: Signal Stuck High	If the seat control switch is active for greater than 2 minutes or is active during the self-test, the DSM sets this DTC.
DSM B1C01:24	Seat Recline Down Switch: Signal Stuck High	If the seat control switch is active for greater than 2 minutes or is active during the self-test, the DSM sets this DTC.

Possible Sources

Fuse
Wiring, terminals or connectors
Seat control switch
Seat track
Seat backrest
DSM

Visual Inspection and Pre-checks

Verify BJB fuse 30 (30A) is OK.

WARNING: Incorrect repair techniques or actions can cause an accidental Supplemental Restraint System (SRS) deployment. Never compromise or depart from these instructions. Failure to precisely follow all instructions could result in serious personal injury from an accidental deployment.

D1 RETRIEVE THE DSM (DRIVER FRONT SEAT MODULE) DIAGNOSTIC TROUBLE CODES (DTCS)

Ignition ON.

Attempt to activate the seat control switch in all directions.

Using a diagnostic scan tool, perform DSM self-test. If the diagnostic scan tool does not communicate with the DSM, REFER to: Communications Network

Are any DSM Diagnostic Trouble Codes (DTCs) present?

Yes

For DTC B14C3:24, B14C4:24, B1B96:24, B1B97:24, B1B98:24, B1B99:24, B1C00:24 or B1C01:24, GO to D3 For DTC B14CE:31, B14CF:31, B14D0:31 or B14D2:31, GO to Pinpoint Test E For DTC B14CE:XX, B14CF:XX, B14D0:XX or B14D2:XX, GO to D9
For all other Diagnostic Trouble Codes (DTCs), REFER to the Diagnostic Trouble Code (DTC) Chart .

GO to D2

D2 CHECK THE DSM (DRIVER FRONT SEAT MODULE) SEAT CONTROL SWITCH PARAMETER IDENTIFICATIONS (PIDS)
- While operating the seat control switch in all positions, monitor the following DSM seat control switch Parameter Identifications (PIDs) using a diagnostic scan tool:
  - Access the DSM and monitor the SEAT_TILT_DWNPID
  - Access the DSM and monitor the SEAT_TILT_UPPID
  - Access the DSM and monitor the SEAT_RECL_DWNPID
  - Access the DSM and monitor the SEAT_RECL_UPPID
  - Access the DSM and monitor the SEAT_HGT_DWNPID
  - Access the DSM and monitor the SEAT_HGT_UPPID
  - Access the DSM and monitor the SEAT_BCK_SWPID
  - Access the DSM and monitor the SEAT_FW_SWPID
Do the PID states agree with the switch positions?

Yes GO to D9

No GO to D3

D3 CHECK THE SEAT CONTROL SWITCH
- Ignition OFF.
- Disconnect: Driver Seat Control Switch C360.
- Carry out the component test on the seat control switch. Refer to OEM WIRING DIAGRAMS COMPONENT TESTING for schematic and connector information.
Did the seat control switch pass the component test?

Yes GO to D4

No INSTALL a new seat control switch. REFER to: Front Seat Control Switch

D4 CHECK FOR VOLTAGE TO THE SEAT CONTROL SWITCH

Depower the SRS. REFER to: Supplemental Restraint System (SRS) Depowering

Disconnect: Driver Side Airbag In-line C3051.

Measure:

Positive Lead	Measurement / Action	Negative Lead
C360-10	Courtesy of FORD MOTOR COMPANY	Ground

Is the voltage greater than 11 volts?

Yes

GO to D5

No	REPAIR the circuit. GO to D37

D5 CHECK THE SEAT CONTROL SWITCH GROUND CIRCUIT FOR AN OPEN

Measure:

Positive Lead	Measurement / Action	Negative Lead
C360-11	Courtesy of FORD MOTOR COMPANY	Ground

Is the resistance less than 3 ohms?

Yes

GO to D6

No	REPAIR the circuit. GO to D37

D6 CHECK THE CIRCUITS BETWEEN THE SEAT CONTROL SWITCH AND DSM (DRIVER FRONT SEAT MODULE) FOR A SHORT TO VOLTAGE

Disconnect: DSM C341C and C341D.

Ignition ON.

Measure:

Positive Lead	Measurement / Action	Negative Lead
C360-17	Courtesy of FORD MOTOR COMPANY	Ground
C360-16	Courtesy of FORD MOTOR COMPANY	Ground
C360-13	Courtesy of FORD MOTOR COMPANY	Ground
C360-12	Courtesy of FORD MOTOR COMPANY	Ground
C360-14	Courtesy of FORD MOTOR COMPANY	Ground
C360-15	Courtesy of FORD MOTOR COMPANY	Ground
C360-9	Courtesy of FORD MOTOR COMPANY	Ground
C360-7	Courtesy of FORD MOTOR COMPANY	Ground

Is any voltage present?

Yes	REPAIR the affected circuit. GO to D37

GO to D7

D7 CHECK THE CIRCUITS BETWEEN THE SEAT CONTROL SWITCH AND DSM (DRIVER FRONT SEAT MODULE) FOR A SHORT TO GROUND

Measure:

Positive Lead	Measurement / Action	Negative Lead
C360-17	Courtesy of FORD MOTOR COMPANY	Ground
C360-16	Courtesy of FORD MOTOR COMPANY	Ground
C360-13	Courtesy of FORD MOTOR COMPANY	Ground
C360-12	Courtesy of FORD MOTOR COMPANY	Ground
C360-14	Courtesy of FORD MOTOR COMPANY	Ground
C360-15	Courtesy of FORD MOTOR COMPANY	Ground
C360-9	Courtesy of FORD MOTOR COMPANY	Ground
C360-7	Courtesy of FORD MOTOR COMPANY	Ground

Are the resistances greater than 10, 000 ohms?

Yes

GO to D8

No	REPAIR the affected circuit. GO to D37

D8 CHECK THE CIRCUITS BETWEEN THE SEAT CONTROL SWITCH AND DSM (DRIVER FRONT SEAT MODULE) FOR AN OPEN

Measure:

Positive Lead	Measurement / Action	Negative Lead
C360-17	Courtesy of FORD MOTOR COMPANY	C341C-7
C360-16	Courtesy of FORD MOTOR COMPANY	C341C-6
C360-13	Courtesy of FORD MOTOR COMPANY	C341C-14
C360-12	Courtesy of FORD MOTOR COMPANY	C341C-8
C360-14	Courtesy of FORD MOTOR COMPANY	C341C-16
C360-15	Courtesy of FORD MOTOR COMPANY	C341C-15

C360-9	Courtesy of FORD MOTOR COMPANY	C341D-19
C360-7	Courtesy of FORD MOTOR COMPANY	C341D-20

Are the resistances greater than 10, 000 ohms?

Yes

GO to D36

No	REPAIR the affected circuit. GO to D37

D9 VERIFY THE SEAT OPERATION

Using the seat control switch, attempt to operate the seat in the following directions:
- Cushion tilt up and down
- Height up and down
- Horizontal forward and backward
- Recline forward and backward

Does the driver seat operate correctly?

Yes

The condition is intermittent. CHECK for causes of an intermittent concern, particularly the pins and terminals of electrical connectors that were disconnected.
Do not install any new components at this time. Components should only be installed when directed to do so in the pinpoint test.
REPAIR any intermittent wiring, terminal or connector concerns found.

No	If no seat movement occurs, GO to D10 If no front vertical seat movement occurs, GO to D12 If no rear vertical seat movement occurs, GO to D18 If no horizontal seat movement occurs, GO to D24 If no recline seat movement occurs, GO to D30

D10 CHECK FOR VOLTAGE TO THE DSM (DRIVER FRONT SEAT MODULE)

Depower the SRS. REFER to: Supplemental Restraint System (SRS) Depowering

Disconnect: Driver Side Airbag In-line C3051.

Disconnect: DSM C341A.

Measure:

Positive Lead	Measurement / Action	Negative Lead
C341A-10	Courtesy of FORD MOTOR COMPANY	Ground

Is the voltage greater than 11 volts?

Yes

GO to D11

No	REPAIR the circuit. GO to D37

D11 CHECK THE DSM (DRIVER FRONT SEAT MODULE) GROUND CIRCUITS FOR AN OPEN

Disconnect: DSM C341B.

Measure:

Positive Lead	Measurement / Action	Negative Lead
C341B-7	Courtesy of FORD MOTOR COMPANY	Ground
C341B-8	Courtesy of FORD MOTOR COMPANY	Ground
C341B-9	Courtesy of FORD MOTOR COMPANY	Ground

Are the resistances less than 3 ohms?

Yes

GO to D36

No	REPAIR the affected circuit. GO to D37

D12 CHECK THE CUSHION TILT MOTOR CIRCUITS FOR A SHORT TO VOLTAGE

Depower the SRS. REFER to: Supplemental Restraint System (SRS) Depowering

Disconnect: Driver Side Airbag In-line C3051.

Disconnect: DSM C341B and C341C.

Ignition ON.

Measure:

Positive Lead	Measurement / Action	Negative Lead
C341B-10	Courtesy of FORD MOTOR COMPANY	Ground

Positive Lead	Measurement / Action	Negative Lead
C341C-1	Courtesy of FORD MOTOR COMPANY	Ground

Is any voltage present?

Yes

GO to D13

GO to D14

D13 CHECK THE CUSHION TILT MOTOR CIRCUITS FOR A SHORT TO VOLTAGE WITH THE MOTOR DISCONNECTED

Ignition OFF.

Disconnect: Driver Seat Cushion Tilt Motor C383.

Ignition ON.

Measure:

Positive Lead	Measurement / Action	Negative Lead
C341B-10	Courtesy of FORD MOTOR COMPANY	Ground

Positive Lead	Measurement / Action	Negative Lead
C341C-1	Courtesy of FORD MOTOR COMPANY	Ground

Is any voltage present?

Yes	REPAIR the affected circuit. GO to D37

No	INSTALL a new driver seat track. REFER to: Front Seat Track . GO to D37

D14 CHECK THE CUSHION TILT MOTOR CIRCUITS FOR A SHORT TO GROUND

Ignition OFF.

Measure:

Positive Lead	Measurement / Action	Negative Lead
C341B-10	Courtesy of FORD MOTOR COMPANY	Ground

Positive Lead	Measurement / Action	Negative Lead
C341C-1	Courtesy of FORD MOTOR COMPANY	Ground

Are the resistances greater than 10, 000 ohms?

Yes

GO to D16

GO to D15

D15 CHECK THE CUSHION TILT MOTOR CIRCUITS FOR A SHORT TO GROUND WITH THE MOTOR DISCONNECTED

Disconnect: Driver Seat Cushion Tilt Motor C383.

Measure:

Positive Lead	Measurement / Action	Negative Lead
C341B-10	Courtesy of FORD MOTOR COMPANY	Ground

Positive Lead	Measurement / Action	Negative Lead
C341C-1	Courtesy of FORD MOTOR COMPANY	Ground

Are the resistances greater than 10, 000 ohms?

Yes	INSTALL a new driver seat track. REFER to: Front Seat Track . GO to D37

No	REPAIR the affected circuit. GO to D37

D16 CHECK THE CUSHION TILT MOTOR CIRCUITS FOR AN OPEN

Disconnect: Driver Seat Cushion Tilt Motor C383.

Measure:

Positive Lead	Measurement / Action	Negative Lead
C341B-10	Courtesy of FORD MOTOR COMPANY	C383-1

Positive Lead	Measurement / Action	Negative Lead
C341C-1	Courtesy of FORD MOTOR COMPANY	C383-3
C341C-9	Courtesy of FORD MOTOR COMPANY	C383-3

Are the resistances less than 3 ohms?

Yes

GO to D17

No	REPAIR the affected circuit. GO to D37

D17 CHECK FOR VOLTAGE TO THE CUSHION TILT MOTOR

NOTE: The following step uses a test lamp to simulate normal circuit loads. Use only a Rotunda Test Lamp (SGT27000) or 250- 300mA incandescent bulb test lamp. To avoid connector terminal damage, use the Rotunda Flex Probe kit for the test lamp probe connection to the vehicle. Do not use the test lamp probe directly on any connector.

Connect: Driver Seat Cushion Tilt Motor C383.

Connect: DSM C341B and C341C.

Ignition ON.

Connect a 12-volt incandescent test light between:

Positive Lead	Measurement / Action	Negative Lead
C383-1	Courtesy of FORD MOTOR COMPANY	C383-3

NOTE: Because the seat motor electrical connector is disconnected, the DSM may only activate the seat motor output for approximately 500 ms then turn off.

Activate the seat control switch (cushion tilt up and down) positions while observing the test light.

Does the test light momentarily illuminate when the seat control switch is activated in both positions?

Yes	INSTALL a new driver seat track. REFER to: Front Seat Track . GO to D37

GO to D36

D18 CHECK THE HEIGHT MOTOR CIRCUITS FOR A SHORT TO VOLTAGE

Depower the SRS. REFER to: Supplemental Restraint System (SRS) Depowering

Disconnect: Driver Side Airbag In-line C3051.

Disconnect: DSM C341B and C341C.

Ignition ON.

Measure:

Positive Lead	Measurement / Action	Negative Lead
C341B-1	Courtesy of FORD MOTOR COMPANY	Ground
C341B-2	Courtesy of FORD MOTOR COMPANY	Ground

Is any voltage present?

Yes

GO to D19

GO to D20

D19 CHECK THE HEIGHT MOTOR CIRCUITS FOR A SHORT TO VOLTAGE WITH THE MOTOR DISCONNECTED

Ignition OFF.

Disconnect: Driver Seat Height Motor C363.

Ignition ON.

Measure:

Positive Lead	Measurement / Action	Negative Lead
C341B-1	Courtesy of FORD MOTOR COMPANY	Ground
C341B-2	Courtesy of FORD MOTOR COMPANY	Ground

Is any voltage present?

Yes	REPAIR the affected circuit. GO to D37

No	INSTALL a new driver seat track. REFER to: Front Seat Track . GO to D37

D20 CHECK THE HEIGHT MOTOR CIRCUITS FOR A SHORT TO GROUND

Ignition OFF.

Measure:

Positive Lead	Measurement / Action	Negative Lead
C341B-1	Courtesy of FORD MOTOR COMPANY	Ground
C341B-2	Courtesy of FORD MOTOR COMPANY	Ground

Are the resistances greater than 10, 000 ohms?

Yes

GO to D22

GO to D21

D21 CHECK THE HEIGHT MOTOR CIRCUITS FOR A SHORT TO GROUND WITH THE MOTOR DISCONNECTED

Disconnect: Driver Seat Height Motor C363.

Measure:

Positive Lead	Measurement / Action	Negative Lead
C341B-1	Courtesy of FORD MOTOR COMPANY	Ground
C341B-2	Courtesy of FORD MOTOR COMPANY	Ground

Are the resistances greater than 10, 000 ohms?

Yes	INSTALL a new driver seat track. REFER to: Front Seat Track . GO to D37

No	REPAIR the affected circuit. GO to D37

D22 CHECK THE HEIGHT MOTOR CIRCUITS FOR AN OPEN

Disconnect: Driver Seat Height Motor C363.

Measure:

Positive Lead	Measurement / Action	Negative Lead
C341B-1	Courtesy of FORD MOTOR COMPANY	C363-3
C341B-2	Courtesy of FORD MOTOR COMPANY	C363-1

Are the resistances less than 3 ohms?

Yes

GO to D23

No	REPAIR the affected circuit. GO to D37

D23 CHECK FOR VOLTAGE TO THE HEIGHT MOTOR

Connect: Driver Seat Height Motor C363.

Connect: DSM C341B and C341C.

Ignition ON.

Connect a 12-volt incandescent test light between:

Positive Lead	Measurement / Action	Negative Lead
C363-1	Courtesy of FORD MOTOR COMPANY	C363-3

NOTE: Because the seat motor electrical connector is disconnected, the DSM may only activate the seat motor output for approximately 500 ms then turn off.

Activate the seat control switch (height up and down) positions while observing the test light.

Does the test light momentarily illuminate when the seat control switch is activated in both positions?

Yes	INSTALL a new driver seat track. REFER to: Front Seat Track . GO to D37

GO to D36

D24 CHECK THE HORIZONTAL MOTOR CIRCUITS FOR A SHORT TO VOLTAGE

Depower the SRS. REFER to: Supplemental Restraint System (SRS) Depowering

Disconnect: Driver Side Airbag In-line C3051.

Disconnect: DSM C341B.

Ignition ON.

Measure:

Positive Lead	Measurement / Action	Negative Lead
C341B-5	Courtesy of FORD MOTOR COMPANY	Ground
C341B-6	Courtesy of FORD MOTOR COMPANY	Ground

Is any voltage present?

Yes

GO to D25

GO to D26

D25 CHECK THE HORIZONTAL MOTOR CIRCUITS FOR A SHORT TO VOLTAGE WITH THE MOTOR DISCONNECTED

Ignition OFF.

Disconnect: Driver Seat Horizontal Motor C362.

Ignition ON.

Measure:

Positive Lead	Measurement / Action	Negative Lead
C341B-5	Courtesy of FORD MOTOR COMPANY	Ground
C341B-6	Courtesy of FORD MOTOR COMPANY	Ground

Is any voltage present?

Yes	REPAIR the affected circuit. GO to D37

No	INSTALL a new driver seat track. REFER to: Front Seat Track . GO to D37

D26 CHECK THE HORIZONTAL MOTOR CIRCUITS FOR A SHORT TO GROUND

Ignition OFF.

Measure:

Positive Lead	Measurement / Action	Negative Lead
C341B-5	Courtesy of FORD MOTOR COMPANY	Ground
C341B-6	Courtesy of FORD MOTOR COMPANY	Ground

Are the resistances greater than 10, 000 ohms?

Yes

GO to D28

GO to D27

D27 CHECK THE HORIZONTAL MOTOR CIRCUITS FOR A SHORT TO GROUND WITH THE MOTOR DISCONNECTED

Disconnect: Driver Seat Horizontal Motor C362.

Measure:

Positive Lead	Measurement / Action	Negative Lead
C341B-5	Courtesy of FORD MOTOR COMPANY	Ground
C341B-6	Courtesy of FORD MOTOR COMPANY	Ground

Are the resistances greater than 10, 000 ohms?

Yes	INSTALL a new driver seat track. REFER to: Front Seat Track . GO to D37

No	REPAIR the affected circuit. GO to D37

D28 CHECK THE HORIZONTAL MOTOR CIRCUITS FOR AN OPEN

Disconnect: Driver Seat Horizontal Motor C362.

Measure:

Positive Lead	Measurement / Action	Negative Lead
C341B-5	Courtesy of FORD MOTOR COMPANY	C362-1
C341B-6	Courtesy of FORD MOTOR COMPANY	C362-3

Are the resistances less than 3 ohms?

Yes

GO to D29

No	REPAIR the affected circuit. GO to D37

D29 CHECK FOR VOLTAGE TO THE HORIZONTAL MOTOR

Connect: Driver Seat Horizontal Motor C362.

Connect: DSM C341B.

Ignition ON.

Connect a 12-volt incandescent test light between:

Positive Lead	Measurement / Action	Negative Lead
C362-1	Courtesy of FORD MOTOR COMPANY	C362-3

NOTE: Because the seat motor electrical connector is disconnected, the DSM may only activate the seat motor output for approximately 500 ms then turn off.

Activate the seat control switch (horizontal forward and backward) positions while observing the test light.

Does the test light momentarily illuminate when the seat control switch is activated in both positions?

Yes	INSTALL a new driver seat track. REFER to: Front Seat Track . GO to D37

GO to D36

D30 CHECK THE RECLINER MOTOR CIRCUITS FOR A SHORT TO VOLTAGE

Depower the SRS. REFER to: Supplemental Restraint System (SRS) Depowering

Disconnect: Driver Side Airbag In-line C3051.

Disconnect: DSM C341B and C341D.

Ignition ON.

Measure:

Positive Lead	Measurement / Action	Negative Lead
C341B-3	Courtesy of FORD MOTOR COMPANY	Ground
C341B-4	Courtesy of FORD MOTOR COMPANY	Ground

Is any voltage present?

Yes

GO to D31

GO to D32

D31 CHECK THE FRONT RECLINER MOTOR CIRCUITS FOR A SHORT TO VOLTAGE WITH THE MOTOR DISCONNECTED

Ignition OFF.

Disconnect: Driver Seat Front Recliner Motor C3187.

Ignition ON.

Measure:

Positive Lead	Measurement / Action	Negative Lead
C341B-3	Courtesy of FORD MOTOR COMPANY	Ground
C341B-4	Courtesy of FORD MOTOR COMPANY	Ground

Is any voltage present?

Yes	REPAIR the affected circuit. GO to D37

No	INSTALL a new driver seat backrest frame. GO to D37

D32 CHECK THE FRONT RECLINER MOTOR CIRCUITS FOR A SHORT TO GROUND

Ignition OFF.

Measure:

Positive Lead	Measurement / Action	Negative Lead
C341B-3	Courtesy of FORD MOTOR COMPANY	Ground
C341B-4	Courtesy of FORD MOTOR COMPANY	Ground

Are the resistances greater than 10, 000 ohms?

Yes

GO to D34

GO to D33

D33 CHECK THE RECLINER MOTOR CIRCUITS FOR A SHORT TO GROUND WITH THE MOTOR DISCONNECTED

Disconnect: Driver Seat Recliner Motor C3187.

Measure:

Positive Lead	Measurement / Action	Negative Lead
C341B-3	Courtesy of FORD MOTOR COMPANY	Ground
C341B-4	Courtesy of FORD MOTOR COMPANY	Ground

Are the resistances greater than 10, 000 ohms?

Yes	INSTALL a new driver seat backrest frame. GO to D37

No	REPAIR the affected circuit. GO to D37

D34 CHECK THE RECLINER MOTOR CIRCUITS FOR AN OPEN

Disconnect: Driver Seat Recliner Motor C3187.

Measure:

Positive Lead	Measurement / Action	Negative Lead
C341B-3	Courtesy of FORD MOTOR COMPANY	C3187-3
C341B-4	Courtesy of FORD MOTOR COMPANY	C3187-1

Are the resistances less than 3 ohms?

Yes

GO to D35

No	REPAIR the affected circuit. GO to D37

D35 CHECK FOR VOLTAGE TO THE RECLINER MOTOR

Connect: Driver Seat Recliner Motor C3187.

Connect: DSM C341B and C341D.

Ignition ON.

Connect a 12-volt incandescent test light between:

Positive Lead	Measurement / Action	Negative Lead
C3187-1	Courtesy of FORD MOTOR COMPANY	C3187-3

NOTE: Because the seat motor electrical connector is disconnected, the DSM may only activate the seat motor output for approximately 500 ms then turn off.

Activate the seat control switch (recline forward and backward) positions while observing the test light.

Does the test light momentarily illuminate when the seat control switch is activated in both positions?

Yes	INSTALL a new driver seat backrest frame. GO to D37

GO to D36

D36 CHECK THE DSM (DRIVER FRONT SEAT MODULE) OPERATION

Ignition OFF.

Disconnect and inspect all of the DSM connectors.

Repair:
- corrosion (install new connector or terminals - clean module pins)
- damaged or bent pins - install new terminals/pins as necessary
- pushed-out pins - install new pins as necessary

Reconnect the DSM connectors. Make sure they seat and latch correctly.

NOTE: Do not reconnect Driver Side Airbag In-line C3051 at this time.

Reconnect all previously disconnected connectors.

Ignition ON.

Operate the system and determine if the concern is still present.

Is the concern still present?

Yes

CHECK OASIS for any applicable service articles: TSB, GSB, SSM or FSA. If a service article exists for this concern, DISCONTINUE this test and FOLLOW the service article instructions. If no service articles address this concern, INSTALL a new DSM. REFER to: Driver Front Seat Module (DSM) . GO to D37

No	The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues. GO to D37

D37 VERIFY THE SRS (SUPPLEMENTAL RESTRAINT SYSTEM) PROVES OUT SUCCESSFULLY
- Depower the SRS. REFER to: Supplemental Restraint System (SRS) Depowering
- Connect: Driver Side Airbag In-line C3051.
- Connect all previously disconnected connectors.
- Repower the SRS. REFER to: Supplemental Restraint System (SRS) Repowering
Did the SRS prove out successfully?

Yes Repair is complete. RETURN the vehicle to the customer.

No REFER to: Airbag Supplemental Restraint System (SRS)