Diagnosis Procedure
- CHECK FUSES AND FUSIBLE LINK
Check that the following IPDM E/R fuses or fusible links are not blown.
Signal name
Fuses and fusible link No.
Battery power supply
C
50
51
Is the fuse fusing?
YES
Replace the blown fuse or fusible link after repairing the affected circuit if a fuse or fusible link is blown.
NO
GO TO 2.
- CHECK POWER SUPPLY CIRCUIT
- Turn the ignition switch OFF.
- Disconnect IPDM E/R connector.
- Check voltage between IPDM E/R harness connector and the ground.
Terminals
Voltage
(Approx.)
(+)
(-)
IPDM E/R
Connector
Terminal
Ground
E4
1
Ground
Battery voltage
Is the measurement value normal?
YES
GO TO 3.
NO
Repair the harness or connector.
- CHECK GROUND CIRCUIT
Check continuity between IPDM E/R harness connectors and the ground.
IPDM E/R
Ground
Continuity
Connector
Terminal
E5
12
Ground
Existed
E6
41
Does continuity exist?
YES
INSPECTION END
NO
Repair the harness or connector.