DTC P1A51, P1A52, P1A53
DTC P1A51 : PCM Internal Malfunction (Torque Calculation Acceleration)
DTC P1A52 : PCM Internal Malfunction (Torque Calculation Deceleration)
DTC P1A53 : PCM Internal Malfunction (Torque Calculation Different Run)
NOTE: Before you troubleshoot, review the general troubleshooting information .
| DTC Description | Confirmed DTC | Pending DTC |
|---|---|---|
| P1A51 PCM Internal Malfunction (Torque Calculation Acceleration) | ||
| P1A52 PCM Internal Malfunction (Torque Calculation Deceleration) | ||
| P1A53 PCM Internal Malfunction (Torque Calculation Different Run) |
DTC (PGM-FI)
- Problem verification
-1. Turn the vehicle to the ON mode.
-2. Clear the DTC with the HDS.
-3. Turn the vehicle to the OFF (LOCK) mode.
-4. Turn the vehicle to the READY TO DRIVE mode.
-5. Wait 5 seconds or more with the shift position in P.
-6. With the brake pedal pressed, change the shift position to R, N, and D, and wait 5 seconds in each shift position.
Test-drive the vehicle under these conditions:
- Accelerate 5 seconds or more, then decelerate 5 seconds or more with depressing the brake pedal.
-8. Check for Pending or Confirmed DTCs with the HDS.
DTC Description Confirmed DTC Pending DTC P1A51 PCM Internal Malfunction (Torque Calculation Acceleration) P1A52 PCM Internal Malfunction (Torque Calculation Deceleration) DTC Description Confirmed DTC Pending DTC P1A53 PCM Internal Malfunction (Torque Calculation Different Run) Is DTC P1A51, P1A52, and/or P1A53 indicated?
YES
The failure is duplicated. Check for any authorized service information related to the DTCs or symptoms you are troubleshooting, or substitute a known-good PCM .
NO
Intermittent failure, the system is OK at this time. If the on-board snapshot of this DTC is recorded, try to reproduce the failure under the same conditions with the on-board snapshot .