Toyota 4Runner: Automatic Running Board System

Toyota 4Runner Service Manual / Vehicle Exterior / Exterior Panels / Trim / Automatic Running Board System

Parts Location
Precaution
System Diagram
How To Proceed With Troubleshooting
Operation Check
Initialization
Problem Symptoms Table
Terminals Of Ecu
Diagnosis System
Data List / Active Test
Dtc Check / Clear
Diagnostic Trouble Code Chart
Motor LH Over Temperature (64,65)
Motor LH Current Senser (62,63)
ECU Circuit (61)
Hall Effect Sensor LH (43,44)
Side Auto Step LH Stowing Timeout (51-56)
Hall Effect Sensor LH Pulse (41,42)
Short to Battery in Hall Effect Sensor Power Circuit (32)
Short to Battery in Motor RH Circuit (25,26)
Short to GND in Hall Effect Sensor Power Circuit (31)
Open in Motor LH Circuit (22,24)
Short in Motor LH (11,12)
Short to GND in Motor LH Circuit (21,23)
Side Auto Step ECU Power Source Circuit
Side Auto Step Switch Circuit
Door Courtesy Switch Circuit
Speed Signal Circuit

Automatic Running Board Switch

Components COMPONENTS ILLUSTRATION Removal REMOVAL PROCEDURE 1. REMOVE DOOR SCUFF PLATE ASSEMBLY LH 2. REMOVE COWL SIDE TRIM BOARD LH 3. REMOVE NO. 1 INSTRUMENT CLUSTER FINISH PANE ...

Parts Location

PARTS LOCATION ILLUSTRATION ...

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