Brakes and Traction Control: Description and Operation

General Description

CAUTION

SRS AIRBAG SYSTEM
The airbag system wiring harness is routed near the main relay and ECM.

CAUTION:
^ Do not use electrical test equipment on wiring harness and connector circuits of the airbag system.
^ Be careful not to damage the airbag system wiring harness.

INSPECTION
Before performing diagnosis, check the following items which might affect the brake vacuum control.

BATTERY
Measure the battery voltage and check electrolyte.

Standard voltage: 12 V or more

Specific gravity: Above 1.260

BRAKE VACUUM HOSE
Make sure that the brake vacuum hose is not cracked or loose.

PREPARATION TOOL

SPECIAL TOOL





GENERAL TOOL