Circuit/System Testing
WARNING: This page is about a different car, the 2007 GMC Sierra, 2007 GMC Cab & Chassis Sierra, 2007 Chevrolet Silverado, and 2007 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
If any DTCs other than P2269 are set, refer to Diagnostic Trouble Code (DTC) List - Vehicle .
IMPORTANT:
The WIF lamp should be illuminated with this DTC. If the WIF lamp is not illuminated, refer to Water-in-Fuel Lamp Inoperative
.
- Turn OFF the ignition and drain the fuel filter. Refer to Water-in-Fuel Draining .
- Turn ON the ignition and clear the DTC.
- Start and run the engine.
- If this DTC resets, test for fuel contamination. Refer to Contaminants-in-Fuel Diagnosis .