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:
Installation
1. INSTALL TRANSAXLE HOUSING OIL SEAL
(a) Using SST and a hammer, install a new oil seal.
SST 09316-60011 (09316-00011)
Oil seal installation depth:
-0.5 to 0.5 mm (-0.020 to 0.020 in.)
(b) Coat the lip of the oil seal with MP grease.
2. INSTALL DIFFERENTIAL SIDE BEARING RETAINER OIL SEA ...
Door LOCK Position Circuit
DESCRIPTION
This circuit detects the state of the door lock detection sensor and send it
to the Multiplex network body
ECU.
WIRING DIAGRAM
INSPECTION PROCEDURE
1 READ VALUE OF INTELLIGENT TESTER
Connect the intelligent tester to DLC3.
Turn the ignition switch ON and push the i ...
Battery
Check the battery as follows:
Battery exterior
Make sure that the battery terminals are not corroded and that
there are no loose connections, cracks, or loose clamps.
Terminals
Hold-down clamp
Before recharging
When recharging, the battery produces hydrogen gas which is flammable an ...
