Chart 12
- Warning Indicators: Check Fuel Cap, Malfunction Indicator Lamp (MIL), Power Take Off (PTO), Temperature Warning Indicator or Gauge (applications with cylinder head temperature [CHT] sensor only), Transmission Control Indicator Lamp (TCIL), Powertrain Malfunction Indicator (Wrench)
- PTO Concerns: Not Working Correctly
NOTE:
- If the symptom is both a MIL on and exhaust emission test failure, GO directly to Chart 11.
- If the engine is a no start, GO directly to Chart 3.
- If the engine runs rough at idle, GO directly to Chart 1.
| SYSTEM/COMPONENT | REFERENCE (Pinpoint Test unless noted) |
|---|---|
| Check Fuel Cap | Verify the fuel filler cap is correctly tightened or the capless fuel tank filler pipe is correctly sealed. REFER to the service information , Instrumentation, Message Center, and Warning Chimes, to diagnose the check fuel message. |
MIL
|
REFER to the service information , Instrumentation, Message Center, and Warning Chimes, Diagnosis and Testing to continue diagnosis. |
| PTO | GO to Pinpoint Test FB . |
| Temperature Warning Indicator or Gauge (applications with CHT sensor only) | For an engine that is overheating, REFER to the service information
, Engine Cooling to diagnose the engine overheating symptom. Be aware that since a PCM DTC is not present, the PCM is not attempting to activate the indicator. For an engine operating at normal temperature, GO to Pinpoint Test DL . |
TCIL
|
REFER to the service information , Automatic Transmission, External Controls. |
| Powertrain Malfunction Indicator (Wrench) | REFER to the service information , Instrumentation, Message Center, and Warning Chimes, to diagnose the wrench indicator is never/always on or to diagnose the POWERTRAIN MALFUNCTION warning is inoperative. |
| Additional Testing | GO to Pinpoint Test Z . |