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:
Inspection
1. INSPECT FRONT SPEED SENSOR
(a) Make sure that there is no looseness at the
connector lock part and connecting part of the
connector.
(b) Disconnect the speed sensor connector.
(c) Measure the resistance between terminals 1 and 2
of the speed sensor connector.
OK:
Resistance:
0.92 ...
Removal
1. DISCHARGE FUEL SYSTEM PRESSURE
HINT:
See page FU-1.
2. DISCONNECT CABLE FROM NEGATIVE BATTERY
TERMINAL
3. REMOVE NO. 1 ENGINE UNDER COVER
4. DRAIN ENGINE COOLANT (See page CO-6)
5. REMOVE FRONT WIPER ARM HEAD CAP (See page
WW-4)
6. REMOVE FRONT WIPER ARM RH (See page WW-4)
7. REMOVE FRO ...
Reassembly
1. INSTALL REAR DOOR WIRE SUB-ASSEMBLY LH
Install the wire.
NOTICE:
When installing the wire, push the areas where
the clips are installed in order to prevent
damage and deformation.
Install the 2 screws
2. INSTALL REAR DOOR LOCK ASSEMBLY LH
Apply MP grease to the slidin ...
