Action Taken By PCM
PCM performs the following actions if DTC is set:
- Illuminates MIL during the second consecutive trip in which the conditions for setting the DTC are met.
- PCM commands "D2" line pressure.
- PCM inhibits 3-2 downshifts if vehicle speed is greater than 30 MPH.
- Freezes shift adapts from being updated.
- Records operating conditions when conditions for running DTC are met.
- DTC P0753 is recorded in history.
SHIFT SOLENOID COMBINATIONS & GEAR RATIO
| Gear | 1-2 Shift Solenoid | 2-3 Shift Solenoid | Gear Ratio |
|---|---|---|---|
| 1st | On | On | 3.059:1 |
| 2nd | Off | On | 1.625:1 |
| 3rd | Off | Off | 1.000:1 |
| 4th | On | Off | 0.696:1 |