DTC P1380-00: Intake Electric Variable Valve Timing/Exhaust Electric Variable Valve Timing Signal Circuit Problem
P1380: 00 (PCM (H3T)) DETECTION CONDITION AND POSSIBLE CAUSE
| System malfunction location |
Intake electric variable valve timing/exhaust electric variable valve timing signal circuit problem |
| Detection condition |
- A malfunction is detected in the results of the on-board diagnostic test received from the electric variable valve timing driver.
|
| Fail-safe |
- Stops activation of the electric variable valve timing driver.
|
| Possible cause |
- Malfunction in wiring harness (including connector/terminal) between PCM and electric variable valve timing motor/driver (See CIRCUIT INSPECTION
.) (See CONNECTOR INSPECTION
.)
- Electric variable valve timing driver malfunction (Refer to [ELECTRIC VARIABLE VALVE TIMING MOTOR/DRIVER INSPECTION
] in service information).
- Electric variable valve timing motor malfunction (Refer to [ELECTRIC VARIABLE VALVE TIMING MOTOR/DRIVER INSPECTION
] in service information).
- PCM malfunction (Refer to [PCM REMOVAL/INSTALLATION
] in service information).
|
| Repeatability verification procedure |
- Clear the DTC recorded in the memory. (See CLEARING DTC
.)
- Perform the KOER self test. (See DTC INSPECTION
.)
|
 Courtesy of MAZDA MOTORS CORP.
|
| 1 |
PCM |
| 2 |
Electric variable valve timing motor/driver |