Diagnosis Procedure
1.
CHECK CONNECTOR
Turn the ignition switch OFF.
Disconnect the battery cable from the negative terminal.
Check the following terminals and connectors for damage, bend and loose connection (unit side and connector side).
Side radar RH
Harness connector B79
Harness connector B456
Is the inspection result normal?
.
Repair the terminal and connector.
2.
CHECK RIGHT/LEFT SWITCHING SIGNAL CIRCUIT
Check the right/left switching signal circuit of the side radar RH. Refer to Diagnosis Procedure
DTC Diagnosis Procedure
.
Is the inspection result normal?
.
Repair the root cause.
3.
CHECK HARNESS FOR OPEN CIRCUIT
Disconnect the connector of side radar RH.
Check the resistance between the side radar RH harness connector terminals.
Side radar RH harness connector
Resistance (Ω)
Connector No.
Terminal No.
B462
1
2
Approx. 108 – 132
Is the measurement value within the specification?
.
Repair the side radar RH branch line.
4.
CHECK POWER SUPPLY AND GROUND CIRCUIT
Check the power supply and the ground circuit of the side radar RH. Refer to Diagnosis Procedure
DTC Diagnosis Procedure
.
Is the inspection result normal?
(Present error)
Replace the side radar RH. Refer to
Removal and Installation
.
(Past error)
Error was detected in the side radar RH branch line.
Repair the power supply and the ground circuit.