Diagnosis Procedure
- CHECK FUSE
- Turn ignition switch OFF.
- Check that the following fuse is not blowing.
Location
Fuse No.
Capacity
IPDM E/R
#45
10A
Is the fuse blown (open)?
YES
Replace the fuse after repairing the applicable circuit.
NO
GO TO 2.
- CHECK FUSIBLE LINK
Check that the following fusible link is not blowing.
Fusible link No.
Capacity
#Q
50A
#R
50A
Is the fusible link blown (open)?
YES
Replace the fusible link after repairing the applicable circuit.
NO
GO TO 3.
- CHECK GROUND CONNECTION
Check ground connection F107 and F108. Refer to Ground Inspection in Circuit Inspection .
Is the inspection result normal?
YES
GO TO 4.
NO
Repair or replace error-detected parts.
- CHECK ELECTRIC INTAKE VALVE TIMING CONTROL MODULE GROUND CIRCUIT
- Disconnect electric intake valve timing control module harness connectors.
- Check the continuity between electric intake valve timing control module harness connector and ground.
Electric intake valve timing control module
--
Continuity
Connector
Terminal
F106
3
Ground
Existed
- Also check harness for short to power.
Is the inspection result normal?
YES
GO TO 5.
NO
Repair or replace error-detected parts.
- CHECK ELECTRIC INTAKE VALVE TIMING CONTROL MODULE POWER SUPPLY
- Reconnect electric intake valve timing control module harness connectors.
- Check the voltage between electric intake valve timing control module harness connector terminals as follows.
Electric intake valve timing control module
Voltage
Connector
+
-
Terminal
F106
1
3
Battery voltage
2
Is the inspection result normal?
YES
GO TO 6.
NO
Perform trouble diagnosis for power supply circuit.
- CHECK IGNITION SWITCH SIGNAL
Check the voltage between electric intake valve timing control module harness connectors as follows.
Electric intake valve timing control module
Condition
Voltage
+
-
Connector
Terminal
Connector
Terminal
F105
18
F106
3
Ignition switch: ON
Battery voltage
Ignition switch: OFF
0 V
Is the inspection result normal?
YES
Check intermittent incident. Refer to Intermittent Incident .
NO
GO TO 7.
- CHECK IGNITION SWITCH SIGNAL
- Turn ignition switch OFF.
- Disconnect electric intake valve timing control module harness connectors.
- Disconnect IPDM E/R harness connector.
- Check the continuity between IPDM E/R harness connector and electric intake valve timing control module harness connector.
IPDM E/R
Electric intake valve timing control module
Continuity
Connector
Terminal
Connector
Terminal
F19
54
F105
18
Existed
- Also check harness for short to power and short to ground.
Is the inspection result normal?
YES
Perform trouble diagnosis for power supply circuit.
NO
Repair or replace error-detected parts.