Diagnosis Procedure
Regarding Wiring Diagram information, refer to WW-22, "Wiring Diagram".
1. CHECK FRONT AND REAR WASHER MOTOR FUSE

Is the fuse blown? YES >> Replace the blown fuse after repairing the affected circuit.
NO >> GO TO 2.
2. CHECK FRONT AND REAR WASHER MOTOR POWER SUPPLY

Is the inspection result normal? YES >> GO TO 3.
NO >> Repair or replace the harness or connectors.
3. CHECK FRONT AND REAR WASHER MOTOR CIRCUIT CONTINUITY

Is the inspection result normal? YES >> GO TO 4.
NO >> Repair or replace the harness or connectors.
4. CHECK WIPER AND WASHER SWITCH GROUND CIRCUIT
Check continuity between combination switch (wiper and washer switch) harness connector and ground.

Is the inspection result normal? YES >> GO TO 5.
NO >> Repair or replace the harness or connectors.
5. CHECK WIPER AND WASHER SWITCH
Check wiper and washer switch. Refer to WW-45, "Component Inspection".
Is the inspection result normal? YES >> Replace front and rear washer motor. Refer to WW-57, "Removal and Installation".
NO >> Replace wiper and washer switch. Refer to BCS-76, "Removal and Installation".
Front wiper motor ground circuit
Washer switchRear window defogger and door mirror defogger do not operate
Diagnosis Procedure
Regarding Wiring Diagram information, refer to DEF-12, "Wiring Diagram".
1. CHECK REAR WINDOW DEFOGGER SWITCH
Check rear window defogger switch.
Refer to DEF-22, "WITH MANUAL A/C : Component Function Check".
Is the inspection result normal?
YES >& ...
Service data and specifications (SDS)
General Specifications
Preload Torque
Drive Gear Runout
Backlash
Differential Side Gear Clearance
...
P0078 EVT control solenoid valve
DTC Description
DTC DETECTION LOGIC
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condit
P0078
EX V/T ACT/CIRC-B1
(Exhaust valve control solenoid circuit bank
1)
An improper voltage is sent to the ECM through exhaust valve timing
co ...