P2537 – Ignition Switch Accessory Position Circuit Low

P2537 Possible Symptoms

Engine Light ON (or Service Engine Soon Warning Light)

P2537 Possible Causes

Faulty Ignition Switch,Ignition Switch harness is open or shorted,Ignition Switch circuit poor electrical connection

P2537 Description

The Powertrain Control Module (PCM) monitors the Ignition Switch Accessory Position signal. The PCM sets the OBDII code when the Ignition Switch Accessory Position signal is out of factory specifications.