Toyota 4Runner manuals

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


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:

Short in Driver Side Squib Circuit (B1800/51-B1803/51)
DESCRIPTION The driver side squib circuit consists of the center airbag sensor, spiral cable and steering pad. The circuit instructs the SRS to deploy when deployment conditions are met. These DTCs are stored when a malfunction is detec ...

Operation Check
OPERATION CHECK 1. CHECK FRONT POWER SEAT FUNCTION (a) Check the basic functions. Text in Illustration *a Sliding function *b Front vertical function *c Lifter function ...

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