Conditions for Setting the DTC
- The ECM detects an open or a short to voltage on the fuel pump speed control feedback signal circuit.
OR
- The ECM detects an open or a short to ground on the ignition 1 voltage circuit of the fuel pump control module.
OR
- The ECM detects a short to ground on the fuel pump speed output circuit.
- The above condition is present for more than 2 seconds.