Circuit/System Testing

WARNING: This page is about a different variant/trim than selected.

Ignition - On / Vehicle - In Service Mode
Verify the scan tool parameter : MAP Sensor = 19 to 42 kPa (2.7 to 6 PSI)
- If not in the specified range
  Refer to : DTC P0106, P0107, or P0108
- Go to next step : If in the specified range
Verify the following conditions do not exist :
- Exhaust System - Leaking/Missing components/Restricted - Refer to : Symptoms - Engine Exhaust
- Fuel - Contaminated/Poor Quality - Refer to : Alcohol/Contaminants-in-Fuel Diagnosis
- Fuel Injectors - Restricted - Refer to : Fuel Injector Diagnosis
- Ignition System = Malfunction - Refer to : Electronic Ignition System Diagnosis
- Intake Air Duct - Loose Clamps/Cracked/Visible Damage
- Intake Manifold - Leaking
- Mass Airflow Sensor - Contamination of the measuring element/Water intrusion
- Positive Crankcase Ventilation System - Incorrect connection/Leaking/Restricted - Refer to : Crankcase Ventilation System Inspection/Diagnosis
- Vacuum Hoses - Incorrect connection/Kinked/Leaking/Restricted
- If a condition exists - Repair or replace as necessary
- Go to next step : If no condition exists
Refer to : Symptoms - Engine Mechanical