Toyota Corolla Cross: Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
NOTICE:
If the auxiliary battery voltage becomes low, auxiliary battery load control will operate in order to ensure sufficient power is supplied to the power steering system. In this case, the window defogger system may not operate.
HINT:
- Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.
- Inspect the fuses and relays related to this system before inspecting the suspected areas below.
Power Mirror Control System
Symptom | Suspected Area |
Link |
Electrical remote control mirror does not operate |
Outer mirror switch assembly |
|
Outer rear view mirror assembly LH |
|
Outer rear view mirror assembly RH |
|
Wire harness or connector |
- |
Mirror heater does not operate |
Proceed to "Mirror Heater does not Operate with Rear Defogger Switch" |
|
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TERMINALS OF ECU CHECK POWER DISTRIBUTION BOX ASSEMBLY AND MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)
(a) Remove the main body ECU (multiplex network body ECU). Click here
*1 Power Dist
DATA LIST / ACTIVE TEST DATA LIST NOTICE:
In the table below, the values listed under "Normal Condition" are reference values. Do not depend solely on these reference values when deciding whether a p
DESCRIPTION When the mirror heater switch (rear window defogger switch) is operated, the RR DEF relay drive request signal is sent to the air conditioning amplifier assembly and then to main body ECU
SEE MORE:
The seatbacks of the rear
seats can be folded down.
Folding down the rear
seatbacks
1. Move the front seats forward.
2. Stow the rear armrest. (if
equipped).
3. Stow the rear center seat belt
buckle.
4. Lower the head restraints to
the lowest position.
5. Fold the seatback down while
pulling the se
DESCRIPTION The electronic throttle control system has a dedicated power supply circuit. The voltage (+BM) is monitored and when it is low (less than 4 V), the ECM determines that there is a malfunction in the electronic throttle control system and cuts off the current to the throttle actuator.
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