P127B – Aborted Engine Start

P127B Possible Symptoms

Engine Light ON (or Service Engine Soon Warning Light)

P127B Possible Causes

Faulty Camshaft Position Sensor,Camshaft Position Sensor harness is open or shorted,Camshaft Position Sensor circuit poor electrical connection

P127B Description

The Engine Control Module (ECM) monitors the Camshaft Position Sensor. The ECM sets the OBDII code when the Camshaft Position Sensor is not to factory specifications.