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:
PTC Heater Circuit
DESCRIPTION
PTC heater relays are closed in accordance with signals from the air conditioning
amplifier assembly and power is supplied to the quick heater assembly installed
on the radiator heater unit.
WIRING DIAGRAM
PROCEDURE
1.
...
Front Speed Sensor RH Output Malfunction (C1413,C1275,C1276,C1414)
DESCRIPTION
Refer to DTCs C1401 and C1402 (See page ).
DTC Code
DTC Detection Condition
Trouble Area
C1413
C1414
One of the following condition is met:
An open in the sensor signa ...
0.0057