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 CIRCUIT
Turn ignition switch OFF.
Disconnect IPDM E/R connectors.
Check voltage between IPDM E/R harness connector and ground.

3. CHECK GROUND CIRCUIT
Check continuity between IPDM E/R harness connectors and ground.


Power supply and ground circuit
Key slotWasher level switch
Removal and Installation
REMOVAL
Position the RH front fender protector back. Refer to EXT-24,
"Removal and Installation".
Remove the engine under cover.
Remove the RH front fender protector side cover. Refer to EXT-24,
"Removal and Installation".
Disconnect the front washer level ...
Insufficient cooling
Component Function Check
Symptom
Insufficient cooling
No cool air comes out. (Airflow volume is normal.)
INSPECTION FLOW
1. CONFIRM SYMPTOM BY PERFORMING OPERATION CHECK - TEMPERATURE DECREASE
Press the AUTO switch.
Turn temperature control switch (driver side) counterclockwise
u ...
P0139, P0159 HO2S2
Description
The heated oxygen sensor 2, after three way catalyst (manifold),
monitors the oxygen level in the exhaust gas on each bank.
Even if switching characteristics of the air fuel ratio (A/F) sensor 1
are shifted, the air-fuel ratio is controlled to stoichiometric, by the signal
...