Toyota Sienna Service Manual: Diagnostic trouble code chart

Toyota Sienna Service Manual / Lighting / Lighting system / Diagnostic trouble code chart

1. DTC CHECK

If a malfunction code is displayed during the DTC check , check the suspected area listed for that code in the table below, and proceed to the appropriate page.

DIAGNOSTIC TROUBLE CODE CHART

DTC No.	Detection Item	Suspect Area
B1244	Light Sensor Circuit Malfunction	Automatic light control sensor Harness or connector Multiplex network body ECU

Data list / active test

1. DATA LIST HINT: By the DATA LIST displayed by the intelligent tester, you can read the value of the switch, sensor, actuator and so on without removing any part. Reading the DATA LIST as the f ...

Light Sensor Circuit Malfunction

DTC B1244 Light Sensor Circuit Malfunction DESCRIPTION This DTC is output when failure in the light sensor circuit is detected. DTC No. DTC Detection Condition Trouble Area ...

Other materials:

Air Mix Damper Position Sensor Circuit (Driver Side)
DESCRIPTION This sensor detects the position of the air mix control servo motor (air outlet damper) and sends the appropriate signals to the A/C amplifier. The position sensor is built in the air mix control servo motor. The position sensor resistance changes as the air mix control servo ...

DVD Error/ Excess Current/ Tray Insertion / Ejection Error
DTC 44-44 DVD Error DTC 44-48 Excess Current DTC 44-50 Tray Insertion / Ejection Error DESCRIPTION DTC No. DTC Detection Condition Trouble Area 44-44 Operation error in the DVD mechanism Television display assembly 44-48 Excess current is prese ...

Meter Illumination does not Dim at Night
DESCRIPTION Confirm that the vehicle is equipped with the optitron meter, then check this circuit. The combination meter assembly receives a auto dimmer signal from the body ECU by the multiplex communication line. WIRING DIAGRAM INSPECTION PROCEDURE 1 CHECK MULTIP ...