Diagnosis Procedure
1.
CHECK FUSE
Check that the following fuse is not blown (open).
Signal name
Fuse No.
Battery power supply
53 (5 A)
Is the fuse blown (open)?
Replace the blown (open) fuse after repairing the affected circuit if a fuse is blown (open).
.
2.
CHECK POWER SUPPLY CIRCUIT
Disconnect Keyless operation key unit connector.
Check voltage between Keyless operation key unit harness connector and ground.
(+)
(−)
Voltage
Keyless operation key unit
Connector
Terminal
M184
1
Ground
Battery voltage
Is the inspection result normal?
.
Repair or replace harness.
3.
CHECK GROUND CIRCUIT
Check continuity between Keyless operation key unit harness connector and ground.
Keyless operation key unit
—
Continuity
Connector
Terminal
M184
29
Ground
Existed
Is the inspection result normal?
INSPECTION END
Repair or replace harness.