P102B Code: Meaning, Causes, and Symptoms | OBD2 Codes
P102B – Exhaust Temperature Sensor
P102B Possible Symptoms
Engine Light ON (or Service Engine Soon Warning Light)
P102B Possible Causes
Faulty Exhaust Temperature Sensor,Exhaust Temperature Sensor harness is open or shorted,Exhaust Temperature Sensor circuit poor electrical connection
P102B Description
The Engine Control Module (ECM) monitors the Exhaust Temperature Sensor. The ECM sets the OBDII code when the Exhaust Temperature Sensor is not to factory specifications.