Diagnosis Procedure
1.
CHECK CONNECTOR
Turn the ignition switch OFF.
Disconnect the battery cable from the negative terminal.
Check the terminals and connectors of the Keyless operation key unit for damage, bend and loose connection (unit side and connector side).
Is the inspection result normal?
.
Repair the terminal and connector.
2.
CHECK HARNESS FOR OPEN CIRCUIT
Disconnect the connector of Keyless operation key unit.
Check the resistance between the Keyless operation key unit harness connector terminals.
Keyless operation key unit harness connector
Resistance (Ω)
Connector No.
Terminal No.
M184
6
7
Approx. 54 – 66
Is the measurement value within the specification?
.
Repair the Keyless operation key unit branch line.
3.
CHECK POWER SUPPLY AND GROUND CIRCUIT
Check the power supply and the ground circuit of the Keyless operation key unit. Refer to
Diagnosis Procedure
.
Is the inspection result normal?
(Present error)
Replace the Keyless operation key unit. Refer to
Removal and Installation
.
(Past error)
Error was detected in the Keyless operation key unit branch line.
Repair the power supply and the ground circuit.