Test Notes

Diagnostic Trouble Codes
P1747/624 Electronic Pressure Control Error Detected
P1746/625 PCM Failure -EPC Driver

Components
- Transmission Wiring Harness, electronic pressure control, electronic pressure control power.
- Powertrain Control Module.

NOTE: This Pinpoint Test is designed to diagnosis the electronic pressure control solenoid electrical system ONLY. To prevent replacement of good components, note that the following areas may be at fault:
^ Engine - Performance
^ Electrical - Battery, input sensors, wiring harnesses