82 Secondary air bypass circuit failure
How to read it
Code 82 reads as 8 flashes, pause, 2 flashes on the check-engine light. Jumper the self-test input to signal return at the test connector, then run the key on engine off self test and the running self test, counting the check-engine flashes each time.
New to flash codes? The OBD-I code reading guide walks through the paperclip method, code 12, and reading two-digit codes.
What does Ford code 82 mean?
82. Secondary air bypass circuit failure. This code sets when your vehicle computer detects secondary air bypass circuit failure.
Common causes of 82
- Faulty secondary air bypass solenoid
- Open or shorted bypass circuit wiring
- Disconnected or leaking air hose
- Faulty supercharger bypass on some models
- PCM output fault
How to fix 82
- Confirm the code and inspect the bypass solenoid and hoses
- Test the bypass solenoid circuit for opens and shorts
- Check the air hoses for leaks and disconnects
- Repair wiring or a hose before replacing the solenoid
- Replace the solenoid only after the circuit test fails