Diagnosis Procedure
- CHECK FUSES
Check if any of the following fuses are blown:
Signal name Fuse No. Ignition power supply 14 Is the inspection result normal?
YES
GO TO STEP 2.
NO
Replace the blown fuse after repairing the affected circuit if a fuse is blown.
- CHECK LANE CAMERA UNIT POWER SUPPLY CIRCUIT
Check voltage between lane camera unit harness connector and ground.
Terminal Condition Voltage
(Approx.)(+) (-) Lane camera unit Ground Ignition switch Connector Terminal R13 7 OFF 0 V ON 12 V Is the inspection result normal?
YES
GO TO STEP 3.
NO
Repair the lane camera unit power supply circuit.
- CHECK LANE CAMERA UNIT GROUND CIRCUIT
- Turn the ignition switch OFF.
- Disconnect the lane camera unit connector.
- Check for continuity between lane camera unit harness connector and ground.
Lane camera unit Ground Continuity Connector Terminal R13 1 Existed 5
Is the inspection result normal?
YES
INSPECTION END
NO
Repair the lane camera unit ground circuit.