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Home >> Ford >> 1990 >> Bronco II 4WD, Standard, M5OD-R1 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Tests W/Codes >> Code Definition Tables >> 3.0L VIN [U]
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3.0L VIN [U]

CODE DEFINITION

Code Condition (1) Definition
11 orc System pass
12 r Cannot control RPM during Self-Test high RPM check
13 r Cannot control RPM during Self-Test low RPM check
14 c PIP circuit failure
15 o ECA Read Only Memory (ROM) test failed
15 c ECA Keep Alive Memory (KAM) test failed
18 r SPOUT circuit open
18 c Loss of IDM input to processor/SPOUT circuit grounded
19 o Failure in ECA internal voltage
21 or Engine Coolant Temp (ECT) out of Self-Test range
22 orc Manifold Absolute Pressure (MAP) out of Self-Test range
23 or Throttle Position (TP) out of Self-Test range
24 or Air Charge Temp (ACT) out of Self-Test range
29 c Insufficient input from Vehicle Speed Sensor (VSS)
41 r HEGO sensor circuit indicates system lean
41 c No HEGO switching detected
42 r HEGO sensor circuit indicates system rich
51 oc ECT indicated -40°F/circuit open
52 o Power Steering Pressure Switch (PSPS) circuit open
52 r PSPS circuit did not change states
53 oc TP circuit above maximum voltage
54 oc ACT indicated -40°F/circuit open
61 oc ECT indicated 254°F/circuit grounded
63 oc TP circuit below minimum voltage
64 oc ACT indicated 254°F/circuit grounded
67 o Neutral Drive Switch (NDS) circuit open or A/C on
72 r Insufficient MAP change during Dynamic Response Test
73 r Insufficient TP change during Dynamic Response Test
74 r Brake On/Off (BOO) circuit failure or not actuated during Self-Test
77 r Operator error (Dynamic Response/Cylinder Balance tests)
85 o Canister Purge (CANP) circuit failure
86 o Shift Solenoid (SS) circuit failure
87 oc Primary Fuel Pump circuit failure
89 o Clutch Converter Override (CCO) circuit failure
95 oc Fuel pump circuit open; ECA to motor ground
96 oc Fuel pump circuit open; Battery to ECA
98 r Hard fault is present (currently in FMEM)
NO CODES Unable to initiate Self-Test or unable to output Self-Test codes
CODE NOT LISTED Service codes displayed are not applicable to vehicle being tested
(1) Conditions: "o" = On-Demand (KOEO) Code, "r" = Engine Running (KOER) Code, "c" = Continuous Memory Code