DTC C0040-64: Brake Switch (DSC): Notes
DTC C0040:64 (DYNAMIC STABILITY CONTROL) DETECTION CONDITION AND POSSIBLE CAUSE
| DTC |
C0040:64 |
Brake switch |
| DETECTION CONDITION |
- Brake switch ON signal is input for 6 min or more when driving at a vehicle speed of 20 km/h {12 mph} or more.
- Brake switch ON signal is not input even though the control module determines vehicle deceleration.
|
| FAIL-SAFE FUNCTION |
Vehicles with malfunction warning light/Vehicle without malfunction warning light
- Permits the control and illuminates malfunction warning light.
- Permits the control and illuminates brake system warning light.
|
| POSSIBLE CAUSE |
- Open or short circuit in wiring harness between the brake switch and PCM terminal 1AB
- Brake switch malfunction
- Poor connection at connectors (female terminal)
|
 Courtesy of MAZDA MOTORS CORP.
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