PROBLEM SYMPTOMS TABLE
HINT:
Symptom |
Suspected Area |
See page |
---|---|---|
While in 2WD, even when the transfer position switch is turned to a position other than 2WD, the 4WD indicator light (green) and 4LO indicator light do not illuminate |
ECU power source circuit |
|
CAN communication system |
|
|
Combination meter assembly |
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Transfer position switch |
||
4 wheel drive control ECU |
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While in 4WD, even when the transfer position switch is turned to a position other than H4, the 4WD indicator light (green) remains on and the 4LO indicator light does not illuminate |
ECU power source circuit |
|
Clutch start switch circuit (for Manual Transmission) |
|
|
Transfer position switch |
|
|
4 wheel drive control ECU |
||
While in 4WD, even when the transfer position switch is turned to a position other than L4, the 4WD indicator light (green) and 4LO indicator light remain illuminated |
ECU power source circuit |
|
Transfer position switch |
|
|
4 wheel drive control ECU |
||
CAN communication system |
||
The 4WD indicator light (green) continues blinking after the transfer position switch is operated |
ECU power source circuit |
|
Transfer shift actuator assembly (transfer shift motor) |
|
|
A.D.D. actuator (differential vacuum actuator assembly) (A.D.D. shift motor) |
||
Transfer shift actuator assembly (limit switch, 4WD detection switch or L4 detection switch) |
||
A.D.D. actuator (differential vacuum actuator assembly) (limit switch or A.D.D. position switch) |
||
4 wheel drive control ECU |
||
The 4LO indicator light continues blinking after the transfer position switch is operated |
ECU power source circuit |
|
Clutch start switch circuit (for Manual Transmission) |
|
|
Transfer shift actuator assembly (transfer shift motor) |
|
|
Transfer shift actuator assembly (limit switch, 4WD detection switch or L4 detection switch) |
||
4 wheel drive control ECU |
Blinking: Blinks at 0.5 second intervals (0.5 seconds on and 0.5 seconds off)
Transmitter ID not Registered (C2171/71)
DESCRIPTION
The IDs of each tire pressure warning valve and transmitter are registered to
the tire pressure warning ECU and receiver.
When the ECU detects that a transmitter ID code is not registered in the ECU,
this DTC is stored.
DTC No.
Detection Item
DTC D ...
Brake Switch "B" Circuit Short to Battery (P070312)
DESCRIPTION
The purpose of this circuit is to prevent the engine from stalling while driving
in lock-up when the brakes are suddenly applied.
When the brake pedal is depressed, this switch sends a signal to the ECM. Then
the ECM cancels the operation of the lock-up clutch while braking is in p ...
Light bulbs
You may replace the following bulbs yourself. The difficulty level of replacement
varies depending on the bulb. If necessary bulb replacement seems difficult to perform,
contact your Toyota dealer.
For more information about replacing other light bulbs, contact your Toyota dealer.
■ Prep ...