Inspect Radio Receiver Assembly Circuit
Disconnect the connectors from the radio receiver assembly, and inspect the connector on the wire harness side.
SPECIFIED CONDITION
| Tester Connection | Condition | Specified Condition |
|---|---|---|
| A1 - Ground (FR+) | Audio Sounding | 5-7V |
| A2 - Ground (FL+) | Audio Sounding | 5 -7 V |
| A3 - Ground (ACC) | Ignition Switch ACC | Battery Voltage |
| A4 - Ground (+B) | Constant | Battery Voltage |
| A5 - Ground (FR-) | Audio Sounding | 5 -7 V |
| A6 - Ground (FL-) | Audio Sounding | 5-7V |
| A7 - Ground (E) | Constant | Continuity |
| A10 - Ground (ILL+) | Light Control Switch TAIL Or HEAD | Battery Voltage |
| B1 - Ground (RR+) | Audio Sounding | 5-7V |
| B2 - Ground (RL+) | Audio Sounding | 5 -7 V |
| B3 - Ground (RR-) | Audio Sounding | 5-7V |
| B6 - Ground (RL-) | Audio Sounding | 5-7V |
If the circuit is not as specified, inspect the circuits connected to other parts