Diagnosis procedure
1.Check connector
Is the inspection result normal? Yes >> go to 2.
No >> repair the terminal and connector.
2.Check harness for open circuit
Is the measurement value within the specification? YES >> GO TO 3.
NO >> Repair the combination meter branch line.
3.Check power supply and ground circuit
Check the power supply and the ground circuit of the combination meter. Refer to mwi-52, "combination meter : diagnosis procedure".
Is the inspection result normal? Yes (present error)>>replace the combination meter. Refer to mwi-77, "removal and installation".
Yes (past error)>>error was detected in the combination meter branch line.
No >> repair the power supply and the ground circuit.
P0746 Pressure control solenoid A
DTC Logic
DTC DETECTION LOGIC
DTC
CONSULT screen terms
(Trouble diagnosis content)
DTC detection condition
Possible causes
P0746
PRESSURE CONTROL SOLENOID
A
(Pressure Control Solenoid A
Performance/Stuck Off)
The detecting condition A or detection conditi ...
Ducts and grilles
Exploded View
Heating and cooling unit assembly
Center ventilator duct
Defroster duct
Side ventilator duct (LH)
Front floor duct (LH)
Rear floor connecting duct (LH)
Rear floor duct (LH)
Rear floor duct nozzle (LH)
Rear floor duct nozzle (RH)
Rear floor duct (RH)
Rear flo ...
Interior room lamp control circuit
Description
Controls each interior room lamp (ground side) by pwm signal.
Note:
Pwm signal control period is approximately 250 hz (in the gradual
brightening/dimming).
Component function check
Caution:
Before performing the diagnosis, check that the following are normal.
Interior room l ...