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 defogger switch ON.
Diagnosis Procedure
1. CHECK REAR WINDOW DEFOGGER RELAY GROUND CIRCUIT


2. CHECK HARNESS CONTINUITY



3. CHECK REAR WINDOW DEFOGGER RELAY
Check rear window defogger relay.
4. CHECK INTERMITTENT INCIDENT
Check intermittent incident
Component Inspection
1. CHECK REAR WINDOW DEFOGGER RELAY

Check rear window defogger relay.

Rear window defogger switch
Rear window defogger power supply and ground circuitSunglasses holder
To open the sunglasses holder, push and release.
Only store one pair of sunglasses in the holder.
WARNING
Keep the sunglasses holder closed while
driving to avoid obstructing the driver's
view and to help prevent an accident.
CAUTION
Do not use for anything other than
sunglasses.
...
B2128 UART communication line
Description
Driver seat control unit performs UART communication with the automatic drive
positioner control unit using 1 communication line. Driver seat control unit
receives the operation signals of ADP steering switch, door mirror remote
control switch and the position signals of tilt sens ...
P0300, P0301, P0302, P0303, P0304, P0305, P0306 misfire
DTC Logic
DTC DETECTION LOGIC
When a misfire occurs, engine speed will fluctuate. If the engine speed
fluctuates enough to cause the crankshaft
position (CKP) sensor (POS) signal to vary, ECM can determine that a misfire is
occurring.
The misfire detection logic consists of the followin ...