Toyota Sienna Service Manual: Tire pressure warning system
- Precaution
- Parts location
- System description
- How to proceed with troubleshooting
- Registration
- Initialization
- Test mode procedure
- Problem symptoms table
- Terminals of ecu
- Diagnosis system
- Dtc check / clear
- Data list / active test
- Diagnostic trouble code chart
Repair
1. INTRODUCTION
(a) This section introduces ways to determine whether
the run-flat tire is repairable or not. Repair must be
performed by following the appropriate procedures.
If a flat tire occ ...
Precaution
1. TIRE PRESSURE WARNING SYSTEM PRECAUTION
(a) When the tire pressure warning light comes on,
immediately check the tire pressure of the tire and
adjust it to the specified value. (The tire pre ...
Other materials:
Purpose of readiness tests
The On-Board Diagnostic (OBD II) system is
designed to monitor the performance of emissionrelated
components, and indicate any detected
abnormalities with DTCs (Diagnostic Trouble Codes).
Since various components need to be monitored in
different driving conditions, the OBD II system ...
Mass or Volume Air Flow Circuit/ Mass or Volume Air Flow Circuit Low Input/
Mass or Volume Air Flow Circuit High Input
DESCRIPTION
The Mass Air Flow (MAF) meter is a sensor that measures the amount of air
flowing through the throttle
valve. The ECM uses this information to determine the fuel injection time and to
provide appropriate airfuel
ratio. Inside the MAF meter, there is a heated platinum wire which is ...
Summary of the Blind Spot Monitor
The Blind Spot Monitor is a system that has 2 functions:
The Blind Spot Monitor function
Assists the driver in making the decision when changing lanes
The Rear Cross Traffic Alert function
Assists the driver when backing up
These functions use same sensors.
BSM main switch
Pre ...
