how to troubleshoot Honda CR-V Sixth Generation (2023-present) fuel pump issues

Solution

1. Preparation

• Tools Required: OBD-II scanner, multimeter, fuel pressure gauge, socket set, safety glasses, gloves.
• Ensure the vehicle is parked in a well-ventilated area and the engine is cool before starting repairs.

2. Replace Fuel Pump Relay

• Sub-steps:
  1. Locate the fuse box, typically found under the dashboard or in the engine compartment.
  2. Remove the cover and identify the fuel pump relay.
  3. Use a multimeter to test for continuity. If faulty, replace with a new relay.
  4. Reassemble the fuse box cover.

3. Replace Fuel Pump (if necessary)

• Sub-steps:
  1. Relieve fuel system pressure by removing the fuel pump fuse and starting the engine until it stalls.
  2. Disconnect the negative battery terminal.
  3. Remove the rear seat or access panel to reach the fuel pump module.
  4. Disconnect the fuel lines and electrical connectors from the pump.
  5. Remove the fuel pump retaining ring and lift the pump module out of the tank.
  6. Install the new fuel pump into the module, ensuring proper alignment.
  7. Reinstall the retaining ring securely, reconnect electrical connectors, and fuel lines.
  8. Reconnect the negative battery terminal.