Inspection Procedure
WARNING: This page is about a different car, the 2007 Toyota Land Cruiser. However, it is still accessible from the selected car via links, so may be relevant.
- SERVICE CHECK MODE (CHECK RADIO RECEIVER ASSEMBLY)
- Check the radio receiver assembly.
- NG: TROUBLESHOOT FOR EACH DIAGNOSIS
- OK: GO TO NEXT STEP
- CHECK WIRE HARNESS (RADIO RECEIVER ASSEMBLY - BATTERY AND BODY GROUND)
- Disconnect the R36 receiver connector.
- Measure the resistance of the wire harness side connector.
Standard resistance
RADIO RECEIVER ASSEMBLY - BATTERY AND BODY GROUND (RESISTANCE)Tester Connection Specified Condition R36-20 (GND) - Body ground Below 1 Ω - Measure the voltage of the wire harness side connector.
Standard voltage
RADIO RECEIVER ASSEMBLY - BATTERY AND BODY GROUND (VOLTAGE)Tester Connection Condition Specified Condition R36-1 (+B) - Body ground Always 10 to 14 V R36-11 (ACC) - Body ground Ignition switch ACC 10 to 14 V - NG: REPAIR OR REPLACE HARNESS AND CONNECTOR
- OK: GO TO NEXT STEP
- CHECK WIRE HARNESS (STEREO COMPONENT AMPLIFIER - BATTERY AND BODY GROUND)
- Disconnect the S6 and S7 amplifier connectors.
- Measure the resistance of the wire harness side connectors.
Standard resistance
STEREO COMPONENT AMPLIFIER - BATTERY AND BODY GROUND (RESISTANCE)Tester Connection Specified Condition S6-12 (E) - Body ground Below 1 Ω S6-13 (GND2) - Body ground Below 1 Ω - Measure the voltage of the wire harness side connector.
Standard voltage
STEREO COMPONENT AMPLIFIER - BATTERY AND BODY GROUND (VOLTAGE)Tester Connection Condition Specified Condition S6-7 (+B) - Body ground Always 10 to 14 V S6-16 (+B2) - Body ground Always 10 to 14 V S7-2 (ACC) - Body ground Ignition switch ACC 10 to 14 V - NG: REPAIR OR REPLACE HARNESS AND CONNECTOR
- OK: GO TO NEXT STEP
- CHECK WIRE HARNESS (RADIO RECEIVER ASSEMBLY - STEREO COMPONENT AMPLIFIER)
- NG: REPAIR OR REPLACE HARNESS AND CONNECTOR
- OK: GO TO NEXT STEP
- INSPECT STEREO COMPONENT AMPLIFIER