Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

Or, hide this message: temporarily or permanently

7. Fuel Volume Control Valve And Fuel Pressure Control Valve Adaptive Learning Parameter Reset

7. FUEL VOLUME CONTROL VALVE AND FUEL PRESSURE CONTROL VALVE ADAPTIVE LEARNING PARAMETER RESET

Purpose:

If no DTCs are set the PCM stores learned fuel volume control valve and fuel pressure control valve adaptive learning parameters. Reset the fuel volume control valve and fuel pressure control valve adaptive learning parameters and attempt to start the engine.

Fuel Volume Control Valve and Fuel Pressure Control Valve Adaptive Learning Parameter Reset

- Use the scan tool. Clear the fuel injector adaptive tables.
- Start the engine.







Recommended Procedure:

Connect the scan tool.

- Refer to the scan tool operating manual for instructions.
- Ignition ON, engine OFF.
- Follow the operating instructions from the diagnostic menu.
- Clear Fuel Injector Adaptive Tables.

Start the engine. If the engine starts and the concern is fixed, verify that the adaptive learning parameter reset fixed the concern. It is possible the adaptive learning parameters were not reset after a new high pressure fuel injection pump was installed.

Tools Required:

Scan tool