Start the engine and, while the engine is running, cover the exhaust pipe with a rag or plug.
Listen to the exhaust system for leaks. If necessary, spray the cylinder head/exhaust manifold and exhaust manifold/front exhaust pipe connections with standard leak detection agent Lecksuch-Spray and check for bubbles.
Eliminate the leak.
Checking the exhaust system for leaks (VW Polo 4)
This article is available at russian, bulgarian, belarusian, ukrainian, serbian, croatian, romanian, polish, slovak, hungarian
The text has been checked: Semenova Anna
Previous articles
Replacing the pre/post muffler
Removal and installation of the exhaust system
Exhaust system design (1.9L diesel engine)
Exhaust system design (1.4L diesel engine)
Exhaust system design (1.4L petrol engine)
Exhaust system design (1.2L petrol engine)
Replacing the pre/post muffler
Removal and installation of the exhaust system
Exhaust system design (1.9L diesel engine)
Exhaust system design (1.4L diesel engine)
Exhaust system design (1.4L petrol engine)
Exhaust system design (1.2L petrol engine)
Next articles
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Polo 4
Polo 3
- General information
- User manual
- Maintenance
- Power unit
- Engine repair
- Cooling and lubrication system
- Control system
- Injection system (diesel)
- Supply system
- Exhaust system
- Chassis
- Front suspension
- Rear suspension
- Steering
- Wheels and tires
- Brake system
- Body
- Interior
- Exterior
- Electrical equipment
- Equipment and devices
- Wiper system
- Lighting system
- Electrical circuits
- General information
- User manual
- Maintenance
- Power unit
- Petrol engines 1.4 and 1.6
- Petrol engines 1.4 (V16)
- Petrol engines 1.6 and 1.8
- Diesel engines 1.7 and 1.9
- Diesel engines 1.9 D and TD
- Transmission
- Mechanical gearbox 085
- Mechanical gearbox 020/02K
- Chassis
- Front suspension
- Rear suspension
- Steering
- Brake system
- Body
- Exterior
- Interior
- Electrical equipment
- Equipment and instruments (until 2000)
- Equipment and instruments (after 2000)
- Electrical circuits
- Wiring diagrams (petrol)
- Wiring diagrams (diesel)
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