Toyota Sienna Service Manual: Diagnostic trouble code chart
HINT:
- If a trouble code is displayed during the DTC check, inspect the circuit listed for that code. For details of the code, refer to the "See page" in the DTC chart.
- Inspect the fuse and relay before investigating the suspected areas shown in the table below.
WIRELESS DOOR LOCK CONTROL SYSTEM
- Wireless Door Lock Tuner Circuit Malfunction
- No Answer-Back (Hazard Warning Light and Wireless Door Lock Buzzer)
- Only Wireless Door Lock Control Function does not Operate
Data list / active test
1. DATA LIST
The wireless door lock control data list can be
displayed while the intelligent tester is connected to
the DLC3 with the ignition switch in the ON position.
Follow the prompts o ...
Wireless Door Lock Tuner Circuit Malfunction
DTC B1242 Wireless Door Lock Tuner Circuit Malfunction
DESCRIPTION
When a RDA signal is not input to the door control receiver within 1 second
after the multiplex network
body ECU outputs a PRG s ...
Other materials:
Evaporator temperature sensor (for rear air conditioning system)
ON-VEHICLE INSPECTION
1. INSPECT REAR A/C EVAPORATOR TEMPERATURE SENSOR
(a) Remove the rear evaporator temperature sensor.
(b) Disconnect the connector from the rear evaporator
temperature sensor.
(c) Measure the resistance according to the value(s) in
the table below.
Standard re ...
Front Airbag Sensor LH Circuit Malfunction
DTC B1149/37 Front Airbag Sensor LH Circuit Malfunction
DESCRIPTION
The front airbag sensor LH circuit consists of the center airbag sensor
assembly and front airbag sensor
LH.
If the center airbag sensor assembly receives signals from the front airbag
sensor LH, it judges whether or
not ...
Open in Stop Light Switch Circuit
DTC C1249/49 Open in Stop Light Switch Circuit
DESCRIPTION
WIRING DIAGRAM
INSPECTION PROCEDURE
1 CHECK STOP LIGHT SWITCH OPERATION
(a) Check that the stop light comes on when the brake pedal
is depressed and goes off when the brake pedal is
released.
OK
HINT:
Check the stop li ...
