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 |
||
Transfer position switch |
||
4 wheel drive control ECU |
||
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)
Accessories, spare parts and modification of your Toyota
A wide variety of non-genuine spare parts and accessories for Toyota vehicles
are currently available in the market. You should know that Toyota does not warrant
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Differential System(w/o Differential Lock)
Precaution
PRECAUTION
1. Before disassembly, clean the outside of the front and rear differential assembly
and remove any sand and mud to prevent it from entering the assembly during disassembly
and installation.
2. When removing connected parts made of a light alloy, such as front and rear ...
Reassembly
REASSEMBLY
PROCEDURE
1. INSTALL INDICATOR LIGHT WIRE SUB-ASSEMBLY
(a) Connect the connector to install the indicator light wire sub-assembly
to the shift position indicator.
(b) Attach the clamp to install the indicator light wire sub ...