DTC Description
DTC DETECTION LOGIC
| DTC No. | CONSULT screen terms(Trouble diagnosis content) | DTC detection condition | ||
|---|---|---|---|---|
| B1F01-62 | ENG SPEED SIG ERROR(Engine speed signal error) | [-] | Diagnosis condition | When during engine running |
| Signal (terminal) | Engine speed signal | |||
| Threshold | 12.5% or more of error | |||
| Diagnosis delay time | 1 second or more | |||
POSSIBLE CAUSE
- Harness or connectors (engine speed signal circuit)
- Engine type signal circuit
- ECM
- Active noise control unit
FAIL-SAFE
Active noise cancellation and active sound enhancement function are deactivated