Your vehicle may have two types of security systems:
P0452 EVAP control system pressure sensor
DTC Description
DTC DETECTION LOGIC
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
P0452
EVAP SYS PRES SEN
(Evaporative emission system pressure
sensor/switch low)
An excessively low voltage from the sensor is sent to ECM.
...
Rear window defogger relay
Description
Power is supplied to the rear window defogger with BCM control.
Component Function Check
1. CHECK REAR WINDOW DEFOGGER RELAY POWER SUPPLY CIRCUIT
Check that an operation noise of rear window defogger relay [located in fuse
block (J/B)] can be heard when
turning the rear window def ...
Power generation voltage variable control system operation
inspection
Diagnosis Procedure
Regarding Wiring Diagram information. Refer to CHG-7, "Wiring Diagram".
CAUTION:
When performing this inspection, always use a charged battery that has completed
the battery inspection.
(When the charging rate of the battery is low, the response speed of the vol ...