Circuit/System Verification
WARNING: This page is about a different variant/trim than selected.
- Inspect the following for leaks, kinks, or other restrictions :
- A7 Fuel Pump and Level Sensor Assembly - Damaged O-ring.
- Evaporative Emission Canister
- Evaporative Emission Canister Vent Hose
- Evaporative Emission Pipe
- If a condition exists - Repair or replace as necessary
- Go to next step : If no condition exists
- Perform the following action :
- Cap Type Fuel Fill - Remove the fuel fill cap.
- Capless Type Fuel Fill - Install - GE-41415-60 Engine Induction System Leak Test Adapter/Capless Fuel Fill Adapter
- Ignition - On / Vehicle - In Service Mode
- Verify the scan tool parameter : Fuel Tank Pressure Sensor = Between : 1.3 to 1.7 V
- If not between 1.3 and 1.7 V
Refer to : Circuit/System Testing
- Go to next step : If between 1.3 and 1.7 V
- If not between 1.3 and 1.7 V
- Ignition - On / Vehicle - In Service Mode
- Verify the scan tool parameter : Fuel Tank Pressure Sensor = The parameter value should not change.
Perform the action while monitoring the parameter :
- Wiggle the harness and connector : B150 Fuel Tank Pressure Sensor
- Wiggle the harness and connector : X1 @ K20 Engine Control Module
- If the parameter value changes
Repair as necessary - Wiring / Terminal(s) / Electrical Connector(s)
- Go to next step : If the parameter value does not change
- If the parameter value changes
- Operate the vehicle within the Conditions for Running the DTC. You may also operate the vehicle within the conditions that you observed from the Freeze Frame/Failure Records data.
Verify the DTC does not set.
- If the DTC sets
Refer to : Circuit/System Testing
- Go to next step : If the DTC is not set
- If the DTC sets
- All OK.