Brake Booster (Hybrid Vehicles)
- Inspect the brake booster for excessive corrosion or damage. Inspect the vacuum hoses for leaks and kinks.
- Install a new brake booster if signs of excessive corrosion or damage are found. For additional information, refer to POWER BRAKE ACTUATION .
- Repair or replace vacuum hoses as necessary.
- Check all electrical connections by wiggling connectors and flexing the wire harnesses.
- Repair the connectors, terminals or wire harnesses as necessary.
- Retrieve any ABS module DTCs. For additional information, refer to ANTI-LOCK BRAKE SYSTEM (ABS) AND STABILITY CONTROL .