Toyota 4Runner: Motor LH Over Temperature (64,65)
DESCRIPTION
When the side auto step controller ECU assembly detects the overheating in the system, it stops the operation of the automatic running board.
|
DTC No. |
Detection Condition |
Trouble Area |
|---|---|---|
|
64 |
The side auto step motor assembly LH high temperature sensor circuit in the side auto step ECU functions. |
|
|
65 |
The side auto step motor assembly RH high temperature sensor circuit in the side auto step ECU functions. |
PROCEDURE
|
1. |
PERFORM COOL DOWN |
(a) Do not operate the automatic running board in order to cool down the side auto step controller ECU assembly and side auto step motor assembly.
|
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|
2. |
CHECK DTC |
(a) Recheck for DTCs and check if the same DTC is output again.
OK:
No DTCs are output.
| OK | .gif) |
END |
| NG | |
REPLACE SIDE AUTO STEP CONTROLLER ECU ASSEMBLY |
Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART
DTC Code
Detection Item
See page
11
Short in Motor LH
12
Short in M ...
Motor LH Current Senser (62,63)
DESCRIPTION
When the side auto step motor current detection sensor inside the side auto step
controller ECU assembly detects a current of less than 1 A when the automatic running
board is operati ...
Other materials about Toyota 4Runner:
Precaution
PRECAUTION
1. HANDLING PRECAUTIONS FOR STEERING SYSTEM
(a) Care must be taken when replacing parts. Incorrect replacement may affect
the performance of the steering system and result in driving hazards.
2. HANDLING PRECAUTIONS FOR SRS AIRBAG SYSTEM
(a) T ...
Inspection
INSPECTION
PROCEDURE
1. INSPECT FRONT SUSPENSION UPPER ARM ASSEMBLY LH
(a) As shown in the illustration, flip the ball joint stud back and forth
5 times before installing the nut.
(b) Using a torque ...
0.0106