Symptom Chart
WARNING: This page is about a different car, the 2015 Lincoln MKT. However, it is still accessible from the selected car via links, so may be relevant.
| Condition | Possible Sources | Action |
|---|---|---|
|
NOTE:
Training the sensors is not necessary after a tire rotation.
NOTE:
Failure of a TPMS component may not cause the message center to display a fault message or store a DTC. The Symptom Chart is a starting point to begin diagnosis of these concerns.
|
||
| Tire Pressure Monitoring System (TPMS) warning indicator illuminates continuously and message center displays LOW TIRE PRESSURE | Spare tire currently in usetire pressure not set to specifications listed on the Vehicle Certification (VC) label TPMS sensor(s) |
GO to Pinpoint Test D . |
| Body Control Module (BCM) cannot enter sensor training mode when using the TPMS sensor training procedure | Stoplamp switch concern Ignition switch concern BCM |
GO to Pinpoint Test F . |
| TPMS warning indicator is ON with DTCs present | Not all TPMS sensors are installed TPMS sensors not trained TPMS sensor(s) Intermittent TPMS operation due to RFI TPM module wiring TPM module BCM wiring BCM |
GO to Pinpoint Test G . |
| TPMS warning indicator illuminates with no DTCs present | Communication network concern Instrument Panel Cluster (IPC) |
REFER to Instrumentation, Message Center, and Warning Chimes to diagnose the TPMS warning indicator is always on. |
| One or more TPMS sensors do not train and DTCs are present | TPMS sensor(s) Vehicle communication issue Intermittent TPMS operation due to RFI TPM module wiring TPM module BCM wiring BCM |
FOLLOW the diagnostics for the DTC(s) retrieved. REFER to DTC Charts . |
| One or more TPMS sensors do not train and no DTCs are present | TPMS sensor(s) RFI |
GO to Pinpoint Test E . |