Toyota 4Runner: Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART
HINT:
If a trouble code is output during the DTC check, inspect the trouble areas listed for that code. For details of the code, refer to the "See page" below.
Lighting System|
DTC Code |
Detection Item |
Trouble Area |
See page |
|---|---|---|---|
|
B1244 |
Light Sensor Circuit Malfunction |
- Automatic light control sensor - Main body ECU (multiplex network body ECU) - Harness or connector |
|
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Data List / Active Test
DATA LIST / ACTIVE TEST
1. DATA LIST
HINT:
Using the Techstream to read the Data List allows the values or states of switches,
sensors, actuators and other items to be read without removing any p ...
Light Sensor Circuit Malfunction (B1244)
DESCRIPTION
The automatic light control sensor detects ambient light, converts it into an
electrical signal, and outputs it to the main body ECU. The main body ECU turns
on or off the headlights ...
Other materials about Toyota 4Runner:
Accumulator Low Pressure (C1256)
DESCRIPTION
Refer to DTC C1254 (See page ).
DTC Code
DTC Detection Condition
Trouble Area
C1256
The fluid pressure inside the accumulator is below the standard value.
Brake b ...
Operation Check
OPERATION CHECK
1. INSPECT INDICATOR/WARNING LIGHT
(a) Check the following indicators and warning lights.
Indicator/Warning Light
Switch Condition
Specified Condition
Tire pressure warning light
I ...
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