What does P1112 mean?

What does P1112 mean?

Intake Air Temperature
P1112 is a diagnostic trouble code (DTC) for “Intake Air Temperature (IAT) Sensor Circuit Intermittent Low Voltage”. This can happen for multiple reasons and a mechanic needs to diagnose the specific cause for this code to be triggered in your situation.

How do I find my Vectra C fault code?

With the ignition off, press and hold down the accelerator and brake pedals as far as they go. Now turn the ignition to position 2 so the dash lights come on, but DO NOT START THE ENGINE! Any fault codes will either appear in the odometer display as ECNxxxxyy, or the engine management light will flash out the code.

What is a Vauxhall pedal test?

A pedal test is a way of getting the car to flash up codes on the engine light. This is the also called the SVS (Service Vehicle Soon), or the MIL (Malfunction Indicator Lamp).

What is the pedal test?

What are the symptoms of a bad intake air temperature sensor?

Bad Intake Air Temperature Sensor (IAT) Symptoms

• Check Engine Light. The check engine light will often appear on your dashboard when you have any issues with the IAT sensor.
• Drop in Acceleration.
• Hard Cold Start Condition.
• Rough Idle.
• Misfires.
• EGR Valve Affected.
• Poor Fuel Economy.