Diagnosis Procedure
- CHECK FUSES AND FUSIBLE LINK
Check that the following IPDM E/R fusible links are not blown.
Signal name
Fuses and fusible link No.
Fusible link main
E (80 A)
Fusible link IPDM E/R
A (250 A) C (80 A)
Fusible link ignition switch
A (250 A) B (100 A) M (40 A)
Is the fusible link blown?
YES
Replace the blown fusible link after repairing the affected circuit.
NO
GO TO 2 .
- CHECK POWER SUPPLY CIRCUIT
- Turn ignition switch OFF.
- Disconnect IPDM E/R connectors E16 and E17.
- Check voltage between IPDM E/R harness connector and ground.
Terminals
Voltage (V)
(Approx.)
(+)
(-)
IPDM E/R
Connector
Terminal
Ground
E16
1
Battery voltage
2
E17
3
Is the inspection result normal?
YES
GO TO 3 .
NO
Repair or replace harness or connector.
- CHECK GROUND CIRCUIT
- Disconnect IPDM E/R connectors E18 and E19.
- Check continuity between IPDM E/R harness connectors and ground.
IPDM E/R
Ground
Continuity
Connector
Terminal
E18
7
Yes
E19
41
Is the inspection result normal?
YES
Inspection End.
NO
Repair or replace harness or connector.