Inspection Procedure
WARNING: This page is about a different car, the 2008 Lexus RX 350. However, it is still accessible from the selected car via links, so may be relevant.
- INSPECT STEREO COMPONENT AMPLIFIER
- Disconnect the stereo component amplifier connectors.
- Measure the resistance according to the values in the table below.
Standard resistance
TESTER CONNECTION SPECIFIED CONDITION TABLETester connection Condition Specified condition GND - Body ground Always Below 1 Ω GND2 - Body ground (*2) Always Below 1 Ω - Measure the voltage according to the values in the table below.
Standard voltage
TESTER CONNECTION SPECIFIED CONDITION TABLETester connection Condition Specified condition B+ - GND ((1)) Always 10 to 14 V +B - GND ((2)) Always 10 to 14 V +B2 - GND ((2)) Always 10 to 14 V ACC - GND Ignition switch in the ACC position 10 to 14 V (1) with Front Center Speaker (2) without Front Center Speaker
NG: REPAIR OR REPLACE HARNESS OR CONNECTOR
OK: PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE