Toyota RAV4 Service Manual: Tire pressure warning ecu
Components
Removal
- Disconnect cable from negative battery terminal
Caution:
Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to prevent airbag and seat belt pretensioner activation.
- Remove glove compartment door assembly (see page ip-20)
- Remove tire pressure warning ecu
- Disconnect the connector.
- Remove the bolt and ecu.
Installation
- Install tire pressure warning ecu
- Install the ecu with the bolt.
Torque: 4.5 N*m (46 kgf*cm, 40 in.*Lbf)
- Connect the connector.
- Install glove compartment door assembly (see page ip-25)
- Connect cable to negative battery terminal
- Register transmitter id (see page tw-10)
- Inspect tire pressure warning system
Tire pressure warning valve and transmitter
Components
Removal
Remove front tire
Remove rear tire
Remove tire pressure warning valve subassembly
Remove the valve core and cap, and release air
from the tire.
After ensuring ...
Air conditioning
...
Other materials:
On-vehicle inspection
Check fan and generator v belt
Visually check the drive belt for excessive wear,
frayed cords, etc.
If any defect has been found, replace the drive belt.
Hint:
Cracks on the rib side of a drive belt are considered
acceptable.
If the drive belt has chunks missing from the r ...
Purpose of readiness tests
The on-board diagnostic (obd ii) system is designed to
monitor the performance of emission related components,
and indicate any detected abnormalities with dtc
(diagnostic trouble codes). Since various components
need to be monitored during different driving conditions,
the obd ii syste ...
Short in driver side squib 2nd step circuit
Description
The driver side squib 2nd step circuit consists of the center airbag sensor,
the spiral cable and the
steering pad.
The circuit instructs the srs to deploy when the deployment conditions are met.
These dtcs are recorded when a malfunction is detected in the driver side squi ...