Coolant System, Checking For Leaks - Volkswagen Golf 2015 Repair Manual

Golf 2015 ➤ , Golf Variant 2015 ➤
Engine Mechanical, Fuel Injection and Ignition - Edition 04.2015
12 - Restrictor
13 - Check Valve
14 - After-Run Coolant Pump -
V51-
15 - Engine Coolant Temperature Sensor - G62-
16 - Coolant Shut-Off Valve - N82-
17 - Restrictor
18 - Recirculation Pump - V55-
19 - Coolant Pump
20 - Coolant Shut-Off Valve - N82-
21 - Check Valve
22 - transmission fluid cooling circuit
23 - Auxiliary Cooler
❑ Installed location: inside the right front wheel housing
1.2

Coolant System, Checking for Leaks

Special tools and workshop equipment required
♦ Cooling System Tester - VAG1274B-
♦ Cooling System Tester - Adapter - VAG1274/8-
♦ Cooling System Tester - Adapter - VAG1274/9-
Procedure
• Engine at operating temperature.
CAUTION
The coolant system is under pressure when the engine is warm.
Risk of scalding due to hot steam and hot coolant.
Possibility of burning or scalding the skin and other parts of the
body.
– Wear safety gloves.
– Wear protective eyewear.
– Reduce the pressure: cover the coolant reservoir cap with a
cloth and carefully open.
– Remove the cap -arrow- from the coolant expansion tank.
216
Rep. Gr.19 - Cooling System