How do you change the temperature sensor on an Audi A3?

How do you change the temperature sensor on an Audi A3?

Audi A3 and A4 B7: How to Replace Engine Coolant Temperature (ECT) Sensor

1. Step 1 – Remove engine cover. The engine cover is held in place by a few clips.
2. Step 2 – Remove coolant temperature sensor. The temperature sensor is in a tight area, behind the engine, closer to the passenger side.
3. Step 3 – Install new sensor.

Can a bad coolant temp sensor cause rough idle?

A faulty coolant sensor that always reads cold may cause the fuel control system to run rich, pollute and waste fuel. A coolant sensor that always reads hot may cause cold driveability problems such as stalling, hesitation and rough idle. This also affects engine performance and fuel economy.

Can a coolant temperature sensor cause fan not to work?

Cooling Fan Operation The cooling fan is turned off and on as needed by the engine’s control computer based upon information from the coolant temperature sensor. A faulty coolant temperature sensor may result in a fan not being properly used, which may cause the engine to overheat.

How to replace coolant sensor on Audi A3?

Audi A3 and A4 B7: How to Replace Engine Coolant Temperature (ECT) Sensor. 1 Step 1 – Remove engine cover. The engine cover is held in place by a few clips. Gently pull it up to remove it from the engine. 2 Step 2 – Remove coolant temperature sensor. 3 Step 3 – Install new sensor. 4 Engine Coolant Temperature Sensor – AudiWorld.com.

Where is the coolant sensor on an Audi G12?

G12 Coolant 1. Remove intake/engine cover 2. Take off coolant reservoir cap (de-pressurises the coolant system a little im told) 3. Locate temp sensor on right side of engine block 4. Put your fingers around the side of the sensor about half way down it towards the engine block and

How do you replace a coolant temperature sensor?

You will most likely see a check engine light on the dashboard when your sensor is faulty. This guide will show you how to replace your coolant temperature sensor. The engine cover is held in place by a few clips. Gently pull it up to remove it from the engine. Figure 1.

Where is the coolant sender on an Audi 2.0?

The coolant temperature sender -G62- is located at the coolant connection on the cylinder head (left-side). Carefully unlock and unplug 2-pin connector -arrow-.