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 |
Air Mix Damper Control Servo Motor Circuit (Passenger Side) (B1441/41)
DESCRIPTION
The damper servo sub-assembly (front passenger side air mix damper servo) sends
pulse signals to inform the No. 1 air conditioning amplifier assembly of the damper
position. The No. 1 air conditioning amplifier assembly activates the motor (no ...
Precaution
PRECAUTION
1. IGNITION SWITCH EXPRESSION
(a) The type of ignition switch used on this model differs depending on the specifications
of the vehicle. The expressions listed in the table below are used in this section.
Expression
Igniti ...