Chart 6
- Unique Idle Concerns: Low/Slow Idle
- Stalls/Quits: Deceleration
Symptom Chart
| System/Component | Reference ( Pinpoint Tests - Gasoline Models Unless Noted) |
|---|---|
| Verify The Fuel Filler Cap Is Correctly Tightened Or The Capless Fuel Tank Filler Pipe Is Correctly Sealed. | Visual |
| Automatic Transmission (Stalls/Quits On Deceleration) | Refer To The Appropriate Automatic Transmission/Transaxle Article To Diagnose The Torque Convertor Operation Concerns. |
| Fuel Delivery System | Go To Pinpoint Test HC . |
| Intake Air System | Go To Pinpoint Test HU . |
| Charging System | Refer To The Appropriate Charging System Article And Carry Out The Inspection And Verification To Continue Diagnosis. |
| Heated Oxygen Sensor (HO2S) (E-Series 4.6L, E-Series 5.4L, Expedition, F-150, Flex, MKS, Navigator, Sable PZEV, Taurus PZEV, Taurus X PZEV) | Go To Pinpoint Test DZ . |
| Base Engine | Refer To The Appropriate Engine System Article And Carry Out The Inspection And Verification To Continue Diagnosis. |
| Additional Testing | Go To Pinpoint Test Z . |