Symptom Charts
WARNING: This page does not describe the selected car, but rather 32 other vehicles, including the 2005 Mercury Sable, 2005 Mercury Mountaineer, 2005 Mercury Monterey, 2005 Mercury Montego, and 2005 Mercury Mariner. However, it is still accessible from the selected car via links, so may be relevant.
All diagnosis begins in SYMPTOM CHARTS - GASOLINE MODELS with QT: STEP 1: POWERTRAIN CONTROL MODULE (PCM) QUICK TEST . If the PCM Quick Test is completed and no DTCs are retrieved, the technician is directed to STEP 2: NO DTCS PRESENT SYMPTOM CHART INDEX . The No DTCs Present Symptom Chart Index contains the list of symptoms addressed and will direct the technician to the appropriate STEP 3: NO DTCS PRESENT SYMPTOM CHART . If no PCM DTCs are present and the vehicle symptom is not listed in STEP 2: NO DTCS PRESENT SYMPTOM CHART INDEX , the technician should go to the appropriate service information article to continue diagnosis.