Component Function Check
1. CHECK REAR WIPER ON OPERATION
CONSULT ACTIVE TEST
ON : Rear wiper ON operation
OFF : Stop the rear wiper.
Is rear wiper operation normal? YES >> Rear wiper motor circuit is normal.
NO >> Refer to WW-47, "Diagnosis Procedure".
Diagnosis Procedure
Regarding Wiring Diagram information, refer to WW-28, "Wiring Diagram".
1. CHECK REAR WIPER MOTOR OUTPUT VOLTAGE
CONSULT ACTIVE TEST
Is the inspection result normal? YES >> GO TO 2.
NO >> GO TO 3.
2. CHECK REAR WIPER MOTOR GROUND CIRCUIT
Is the inspection result normal? YES >> Replace rear wiper motor. Refer to WW-71, "Removal and Installation".
NO >> Repair or replace harness.
3. CHECK REAR WIPER MOTOR OPEN CIRCUIT
Check continuity between BCM harness connector and rear wiper motor harness connector.
Is the inspection result normal? YES >> GO TO 4.
NO >> Repair or replace harness.
4. CHECK REAR WIPER MOTOR SHORT CIRCUIT
Check continuity between BCM harness connector and ground.
Is the inspection result normal? YES >> Repair or replace harness.
NO >> Replace BCM. Refer to BCS-75, "Removal and Installation" (with Intelligent Key system) or BCS- 135, "Removal and Installation" (without Intelligent Key system).
Fuel level sensor signal circuit
Component Function Check
1.COMBINATION METER INPUT SIGNAL
Select "METER/M&A" on "CONSULT".
Using "FUEL METER" of "Data Monitor", compare the value of "Data
Monitor" with fuel gauge pointer of
combination meter.
Does ...
P0643 sensor power supply
Description
ECM supplies a voltage of 5 V to some of the sensors systematically divided
into 2 groups, respectively.
Accordingly, when a short circuit develops in a sensor power source, a
malfunction may occur simultaneously
in the sensors belonging to the same group as the short-circuited ...
Preparation
Special Service Tool
The actual shape of the tools may differ from those illustrated here.
Tool number
(TechMate No.)
Tool name
Description
KV991J0070
(J-45695-A)
Coolant refill tool
Refilling engine cooling system
Commercial Service Too
...