P1221 OBD Trouble Code
1 result found
| Type | Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled |
|---|---|
| Description | TP Sensor 1-2 Correlation Conditions |
| Cause | DTC P0606, P1517 and P1518 not set, key in crank or run mode, system voltage over 5.23v, Electronic Throttle Control serial data present and the PCM detected the TP Sensor (2) signal disagreed with the TP Sensor (1) by more than 75% for less than 1 second |
Try also: https://www.obd-codes.com/p1221
