Component Function Check
1.CHECK FRONT WIPER HI OPERATION
CONSULT ACTIVE TEST
HI : Front wiper (HI) operation
OFF : Front wiper OFF
Is the inspection result normal? YES >> Front wiper motor HI circuit is normal.
NO >> Refer to WW-38, "Diagnosis Procedure".
Diagnosis Procedure
Regarding Wiring Diagram information, refer to WW-22, "Wiring Diagram".
1. CHECK FRONT WIPER MOTOR FUSE

Is the fuse blown? YES >> Replace the fuse after repairing the affected circuit.
NO >> GO TO 2.
2. CHECK FRONT WIPER MOTOR (HI) OUTPUT VOLTAGE

Is the inspection result normal? YES >> GO TO 3.
NO >> Replace IPDM E/R. Refer to PCS-35, "Removal and Installation".
3. CHECK FRONT WIPER MOTOR (HI) OPEN CIRCUIT

Is the inspection result normal? YES >> Replace front wiper motor. Refer to WW-67, "Removal and Installation".
NO >> Repair or replace harness.
Front wiper motor lo circuit
Front wiper auto stop signal circuitHeater and Air Conditioner (automatic)
(if so equipped)
Heater and Air Conditioner
(front defroster) button
Temperature control dial (driver’s side) /
ON-OFF button
MODE (manual air flow control) button
Display screen
A/C (air conditioner) button
Temperature control dial (passenger’s
side)/DUAL (pa ...
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 ...
C1130 engine signal
DTC Logic
DTC DETECTION LOGIC
DTC
Display Item
Malfunction detected condition
Possible causes
C1130
ENGINE SIGNAL 1
When a malfunction is detected in ECM system.
ECM
ABS actuator and electric unit
(control unit)
CAN communication l ...