Section 29 (3.0L - DTCS P027D-00 To P02CF-00)
WARNING: This page is about a different car, the 2024 Jeep Grand Wagoneer L and 2024 Jeep Grand Wagoneer. However, it is still accessible from the selected car via links, so may be relevant.
- DTC Troubleshooting
- P027D-00-Fuel Pump Module "B" Control Circuit High
- Known Issues - FPCM System
- FPCM System Operation
- Functional Description- Fuel Pump Control Module (FPCM) And Fuel Pump
- Functional Description - Powertrain Control Module (Pcm)
- Technical Data-Fuel System Pressure Specifications
- When Monitored
- Set Condition
- Default Action
- Possible Causes
- Diagnostic Overview-Fuel Pump Control Module
- Preliminary Diagnostic Checks
- Check For An Active Or Intermittent Condition
- Diagnostic Test - FPCM System Voltage Low And High (P025C, P025D, P027C, P027D)
- Powertrain Verification Test
- P029D-00-Cylinder 1 - Injector Leaking
- P02A1-00-Cylinder 2 - Injector Leaking
- P02A5-00-Cylinder 3 - Injector Leaking
- P02A9-00-Cylinder 4 - Injector Leaking
- P02AD-00-Cylinder 5 - Injector Leaking
- P02B1-00-Cylinder 6 - Injector Leaking
- P02CC-00-Cylinder 1 Fuel Injector Offset Learning At Min Limit
- P02CD-00-Cylinder 1 Fuel Injector Offset Learning At Max Limit
- P02CE-00-Cylinder 2 Fuel Injector Offset Learning At Min Limit
- P02CF-00-Cylinder 2 Fuel Injector Offset Learning At Max Limit
- P027D-00-Fuel Pump Module "B" Control Circuit High