Audio And Visual System Radio Receiver Power Source Circuit
DESCRIPTION
WIRING DIAGRAM
INSPECTION PROCEDURE
INSPECT FUSE (RAD NO. 1, ACC)
CHECK WIRE HARNESS (RADIO RECEIVER - BATTERY AND BODY GROUND)
AUDIO AND VISUAL SYSTEM - Radio Receiver Power Source Circuit |
DESCRIPTION
This circuit provides power to the radio receiver.
WIRING DIAGRAM
INSPECTION PROCEDURE
1.INSPECT FUSE (RAD NO. 1, ACC) |
Remove the ACC fuse from the instrument panel junction block.
Remove the RAD NO. 1 fuse from the engine room No. 2 relay block.
Measure the resistance of the fuses.
- Standard resistance:
- Below 1 Ω
2.CHECK WIRE HARNESS (RADIO RECEIVER - BATTERY AND BODY GROUND) |
Disconnect the E90 receiver connector.
Measure the voltage and resistance of the wire harness side connector.
- Standard voltage:
Tester Connection
| Condition
| Specified Condition
|
E90-4 (B) - Body ground
| Always
| 10 to 14 V
|
E90-3 (ACC) - Body ground
| Ignition switch on (ACC)
| 10 to 14 V
|
- Standard resistance:
Tester Connection
| Specified Condition
|
E90-7 (GND) - Body ground
| Below 1 Ω
|
| REPAIR OR REPLACE HARNESS AND CONNECTOR |
|
|
OK |
|
|
|
REPLACE RADIO RECEIVER ASSEMBLY |
|