DESCRIPTION
When the engine switch is pushed with the key in the cabin, the power management control ECU receives signals to switch the power source mode.
WIRING DIAGRAM
Refer to "Power Source Mode does not Change to on (IG and ACC)" (See page ).
CAUTION / NOTICE / HINT
NOTICE:
PROCEDURE
1. |
CHECK HARNESS AND CONNECTOR (BATTERY - POWER MANAGEMENT CONTROL ECU) |
NG |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
2. |
CHECK HARNESS AND CONNECTOR (POWER MANAGEMENT CONTROL ECU - BODY GROUND) |
NG |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
3. |
INSPECT NO. 1 INTEGRATION RELAY (IG2 RELAY) |
NG |
REPLACE NO. 1 INTEGRATION RELAY |
|
4. |
INSPECT DRIVER SIDE JUNCTION BLOCK ASSEMBLY (IG1 NO. 1, IG1 NO. 2 AND IG1 NO. 3 RELAYS) |
NG |
REPLACE MAIN BODY ECU (DRIVER SIDE JUNCTION BLOCK ASSEMBLY) |
|
5. |
CHECK HARNESS AND CONNECTOR (POWER MANAGEMENT CONTROL ECU - DRIVER SIDE JUNCTION BLOCK ASSEMBLY) |
NG |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
6. |
CHECK HARNESS AND CONNECTOR (DRIVER SIDE JUNCTION BLOCK ASSEMBLY - BODY GROUND) |
NG |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
7. |
CHECK HARNESS AND CONNECTOR (POWER MANAGEMENT CONTROL ECU - NO. 1 INTEGRATION RELAY) |
NG |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
8. |
CHECK HARNESS AND CONNECTOR (NO. 1 INTEGRATION RELAY - BODY GROUND) |
NG |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
9. |
CHECK POWER MANAGEMENT CONTROL ECU |
NG |
REPLACE POWER MANAGEMENT CONTROL ECU |
|
10. |
CONFIRM TEST |
OK |
USE SIMULATION METHOD TO CHECK |
NG |
CHECK RELAY CONTACT SIDE CIRCUIT |
Drive Shaft System
Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
HINT:
Use the table below to help determine the cause of the problem symptom. The potential
causes of the symptoms are listed in order of probability in the "Suspected Area"
column of the table. ...
Removal
REMOVAL
PROCEDURE
1. PLACE FRONT WHEELS FACING STRAIGHT AHEAD
2. REMOVE FRONT WHEELS
3. REMOVE NO. 1 ENGINE UNDER COVER SUB-ASSEMBLY
Click here
4. REMOVE REAR ENGINE UNDER COVER ASSEMBLY
Click here
5. REMOVE FRONT DIFFERENTIAL CARRIER ASSEMBLY (for ...