T U N A P. C O M
Service
Information
SI 929_0120
The specifications provided in this Service Information sheet are the results of careful analysis. Any application-related specifications shall be viewed as recommen-
dations based on past experiences. Due to the wide variety of applications and work methods, we are unable to provide binding specifications. Therefore, there exists
no contractual legal relationship, nor will secondary obligations arise from any purchase contracts. Only the most recent version of the Service Information sheet
retains its validity.
TUNAP GmbH & Co. KG | D-82515 Wolfratshausen | Tel. 08171 / 16 00 – 0 | [email protected] | www.tunap.com
Important indication
Use 929 Secondary air system cleaner and 930 Neutralisation solution secondary air only for cleaning of secondary air systems in
petrol engines.
For the cleaning you have to connect the 16 14800V1 Secondary air cleaning system to the secondary air system of the vehicle.
Please pay attention to the indication of the manufacturer when working on the secondary air system.
Use adequate protection, like gloves, glasses, shoes, etc…
Before you begin with the cleaning process please perform an diagnosis and store the data for comparison after the cleaning pro-
cedure.
Attention! Should the conducts of the secondary air system be completely clogged (diagnosis), please don’t apply this system as it
won’t work (we need a flow rate to perform the cleaning)
Please disengage the lambda regulation with the scanner, when you are performing the cleaning procedure. This is necessary to
protect the O
2
sensor from damage.
Attention! Take care that no hose, conduct or parts of the tool get in the way of moving parts of the engine as it could generate
serious damage.
After the cleaning, perform a test drive and read/erase the failure codes.
After cleaning and for further prevention, add microflex® 974 injector direct protection petrol to the tank regularly. Use the filler neck
included.
Connection diagramm
Disconnect the hose between
pump and valve
Connect directly to the secondary air hose, the tool.
M
F
9
2
9
/9
3
0
Exhaust
Intake
Secondary air syst.
Air filter
Catalytic
Engine
Secondary air
pump
Secondary
air valve