Toyota RAV4 Service Manual: Brake warning light does not come on
Wiring diagram
Refer to the brake warning light circuit (see page bc-145).
Inspection procedure
- Check can communication system
- Check if the can communication system dtc is output (see page ca-34).
Result 
- Perform active test by intelligent tester (brake warning light)
- Select the active test, generate a control command, and then check that brake warning light operates.
Ok: the brake warning light turns on or off.
- Inspect combination meter
- Inspect the combination meter (see page me-15).
Replace abs and traction actuator assembly
Brake warning light remains on
Description
If any of the following conditions are detected, the brake warning light
remains on:
The ecu connectors are disconnected from the skid control ecu.
The brake fluid level is insuff ...
Slip indicator light remains on
Description
The slip indicator blinks during vsc and/or trc operation.
When the system fails, the slip indicator comes on to warn the driver.
For 2wd: with auto lsd switch on, when the hydrauli ...
Other materials:
Engine control system malfunction
Description
If a malfunction in the engine control system is detected, the operations of
vsc and trc are prohibited
by the fail-safe function. When the signals from the engine are input normally,
the fail-safe is canceled and
the dtc is not stored.
Inspection procedure
Check harn ...
Sliding roof switch assembly
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 map light assembly
Using a clip remover, detach the 4 ...
Removal
Hint:
Use the same procedures for the rh side and lh side.
The procedures listed below are for the lh side.
Remove roof rack support sub-assembly center
Remove the 4 roof carrier caps and roof rack
support center.
Remove roof rack bar front
Remove the 4 screws ...
