Combination Valve For Secondary Air Injection (Air), Checking Function and For Leaks

Combination Valve For Secondary Air Injection (AIR), Checking Function And For Leaks

Special tools, testers and auxiliary items required







- Hand vacuum pump VAS 6213

Work procedure
- Hose connections properly sealed.
- Remove Secondary Air Injection (AIR) system combi-valve: Left, right.







- Connect Hand Vacuum Pump VAS 6213 to vacuum connection - 1 - on secondary air injection combi-valve.
- Connect an appropriate assisting hose - 2 - to Secondary Air Injection (AIR) combi-valve.
- Blow into assisting hose - 2 - using light pressure (do not use pressurized air).
- Secondary Air Injection (AIR) combi-valve must be closed, it must not be possible to blow through.
- Operate hand vacuum pump.
- The Secondary Air Injection (AIR) combi-valve must open, it must be possible to blow through.

If secondary air injection combi-valve does not open:
- Replace Secondary Air Injection (AIR) combi-valve: Left, right.