Toyota Sienna Service Manual: 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 |
|
- Light Sensor Circuit Malfunction
- Ignition Switch Circuit
- Headlight Relay Circuit
- DRL Relay Circuit
- Front Fog Light Circuit
- Light Control Switch Circuit
- Automatic Light Control Sensor Circuit
- Door Courtesy Switch Circuit
- Door LOCK Position Circuit
- Illumination Circuit
- Parking Brake Switch Circuit
- Taillight Relay Circuit
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:
Removal
1. DISCONNECT CABLE FROM NEGATIVE BATTERY
TERMINAL
2. REMOVE FRONT BUMPER ASSEMBLY
Remove the 4 screws and separate the fender liner
from the front bumper assembly.
Remove the 8 screws and separate the engine
under cover from the front bumper assembly.
Remove the 5 ...
Power Source Circuit
DESCRIPTION
This is the power source circuit for the outer mirror control ECU.
WIRING DIAGRAM
INSPECTION PROCEDURE
1 INSPECT OUTER MIRROR CONTROL ECU (POWER SOURCE)
Disconnect the O9 or O11 ECU connector.
Measure the voltage and resistance according to the
value(s) in the t ...
Short in Driver Side Squib 2nd Step Circuit
DTC B1180/17 Short in Driver Side Squib 2nd Step Circuit
DESCRIPTION
The driver side squib 2nd step circuit consists of the center airbag sensor
assembly, the spiral cable and
the steering pad.
The circuit instructs the SRS to deploy when deployment conditions are met.
DTC B1180/17 is rec ...
