Diagnosis Procedure
1.CHECK CONNECTOR
2.CHECK HARNESS FOR OPEN CIRCUIT

3.CHECK POWER SUPPLY AND GROUND CIRCUIT
Check the power supply and the ground circuit of the A/C auto amp. Refer to the following.
- Models with color display: HAC-60, "A/C AUTO AMP. : Diagnosis Procedure" - Models with monochrome display: HAC-165, "A/C AUTO AMP. : Diagnosis Procedure"
AV branch line circuit
STRG branch line circuitIPDM-E branch line circuit
Diagnosis Procedure
1.CHECK CONNECTOR
Turn the ignition switch OFF.
Disconnect the battery cable from the negative terminal.
Check the terminals and connectors of the IPDM E/R for damage,
bend and loose connection (unit side
and connector side).
2.CHECK HARNESS FOR OPEN CIRCUIT
...
Key reminder function
System Description
Key reminder is the function that prevents the key from being left in the
vehicle.
Key reminder has the following 3 functions.
Key reminder function
Operation condition
Operation
Driver door closed
Right after driver side door is close ...
IPDM E/R (intelligent power distribution module engine room)
IPDM E/R (INTELLIGENT POWER DISTRIBUTION MODULE ENGINE
ROOM) : Diagnosis
Procedure
Regarding Wiring Diagram information, refer to PCS-28,
"Wiring Diagram".
1. CHECK FUSES AND FUSIBLE LINK
Check that the following IPDM E/R fuses or fusible link
are not blown.
2. CHECK POWER SUPPLY CIRCU ...