Toyota 4Runner: Precaution
PRECAUTION
1. PRECAUTION FOR SIDE AUTO STEP ECU
(a) When the side auto step controller ECU assembly is replaced, the side auto
step controller ECU assembly must be initialized (See page
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).
Components
COMPONENTS
ILLUSTRATION
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Other materials about Toyota 4Runner:
Short to GND in Hall Effect Sensor Power Circuit (31)
DESCRIPTION
When there is a short to GND in the side auto step motor hall sensor power circuit,
the side auto step controller ECU assembly does not operate the automatic running
board.
DTC No.
Detection Condition
Trouble ...
Removal
REMOVAL
PROCEDURE
1. DRAIN ENGINE COOLANT
(a) Drain engine coolant (See page ).
2. REMOVE RADIATOR ASSEMBLY
(a) Remove the radiator assembly (See page ).
3. RECOVER REFRIGERANT FROM REFRIGERATION SYSTEM
4. DISCONNECT DISCHARGE HOSE SUB-ASSEMBLY
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