Toyota 4Runner: Lighting System
- Precaution
- Parts Location
- System Diagram
- How To Proceed With Troubleshooting
- System Description
- Operation Check
- Customize Parameters
- Problem Symptoms Table
- Terminals Of Ecu
- Diagnosis System
- Dtc Check / Clear
- Data List / Active Test
- Diagnostic Trouble Code Chart
- Light Sensor Circuit Malfunction (B1244)
- Headlight Dimmer Switch Circuit
- Headlight Relay Circuit
- Headlight (HI-BEAM) Circuit
- Front Fog Light Circuit
- Taillight Relay Circuit
License Plate Light Assembly
Components
COMPONENTS
ILLUSTRATION
Removal
REMOVAL
PROCEDURE
1. REMOVE OUTSIDE BACK DOOR GARNISH
(a) Remove the outside back door garnish (See page
).
2. REMOVE LICENSE PLATE LIGHT ASS ...
Precaution
PRECAUTION
1. IGNITION SWITCH EXPRESSION
HINT:
The type of ignition switch used on this model differs according to the specifications
of the vehicle. The expressions listed in the table below are ...
Other materials about Toyota 4Runner:
Theft Deterrent System Communication Line High Fixation (B279A)
DESCRIPTION
If the communication line (EFIO-IMI) to the ID code box is stuck on HI output,
the ECM stores this DTC.
DTC Code
DTC Detection Condition
Trouble Area
B279A
The communication line (EFI ...
Display does not Dim when Light Control Switch is Turned ON
PROCEDURE
1.
CHECK IMAGE QUALITY SETTING
(a) Turn the light control switch to the tail or head position.
(b) Check that the daytime screen setting on the display adjustment screen is
set to on.
Result
...
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