Toyota Sienna Service Manual: Diagnostic trouble code chart
If a trouble code is displayed during the DTC check, check the trouble areas listed for that code in the table below and proceed to the appropriate page.
Dynamic Laser Cruise Control System:
- Vehicle Speed Sensor Malfunction
- Brake Switch "A" Circuit
- Stop Light Switch Circuit Malfunction
- Control Module Performance
- Radar Sensor Malfunction
- Improper Aiming of Radar Sensor Beam Axis
- Warning Buzzer Malfunction
- Brake System Malfunction
- Communication Error from Distance Control ECU to ECM
- Communication Error from ECM to Distance Control ECU
- Distance Control ECU Malfunction
- Communication Error from VSC to ECM
- Communication Error from ECM to VSC
- Communication Error of Yaw Rate Sensor
- Lost Communication with Steering Angle Sensor Module
- Lost Communication with Cruise Control Front Distance Range Sensor
- Lost Communication with Radar Sensor
- Cruise Control Switch Circuit
- Distance Control ECU Power Source Circuit
- Distance Control Switch Circuit
- Laser Sensor Power Source Circuit
- Wiper Signal Circuit
- Washer Signal Circuit
- Cruise Main Indicator Light Circuit
- TC and CG Terminal Circuit
Data list / active test
1. READ DATA LIST
HINT:
Using the intelligent tester to read the Data List allows
the values or states of switches, sensors, actuators and
other items to be read without removing any parts. This
...
Vehicle Speed Sensor Malfunction
DTC P0500 Vehicle Speed Sensor Malfunction
DTC P0503 Vehicle Speed Sensor "A" Intermittent / Erratic /
High
DESCRIPTION
The cruise control system uses the same vehicle speed signal that ...
Other materials:
Power Slide Door Warning Buzzer RH does not Sound
DESCRIPTION
The power slide door system uses warning buzzers built into RH
slide doors respectively. Each buzzer
has 2 ways of sounding that are used differently according to the
situations:
When all the following conditions are met, the warning buzzer sounds at
a cycle of ...
Noise Occurs
INSPECTION PROCEDURE
1 NOISE CONDITION
Check in which direction the noise comes from (front left
or right, or rear left or right).
Check in which direction the noise comes from.
OK:
The location of the noise source can be
determined
2 CHECK SPEAKERS
Check the installatio ...
Disassembly
1. REMOVE NO. 1 HEADLIGHT BULB (HALOGEN HEADLIGHT)
Turn in the direction indicated by the arrow and
remove the No. 1 headlight bulb.
2. REMOVE DISCHARGE HEADLIGHT BULB (DISCHARGE HEADLIGHT)
Turn in the direction indicated by the arrow and
disconnect the socket.
...
