Coding The Triggering Unit

NOTE: Voltage drop

→ Prior to disconnecting the control unit, switch off ignition and remove ignition key.

→ Ensure that the power supply is not interrupted during programming.

→ Connect a battery charger with a current rating of at least → Nominal value: 40 A to the vehicle battery.

Information

The PIWIS Tester II 9818 instructions take precedence since the description may be different with later Tester releases.

The procedure described here has been structured in general terms; different text or additions may appear in PIWIS Tester II 9818 .

Information

The procedure described must be applied when a control unit has to be replaced and the tester function Control unit replacement cannot be used.

PIWIS Tester II 9818 must be connected to the vehicle and ignition switched on.
Select the vehicle type and start the PIDT.
Switch to the Special functions menu and perform vehicle handover by pressing [F8].
In the Special functions menu, select Erase all fault memories and press [F12]. Compare the vehicle identification number and confirm.
Select the vehicle type .
Press [F12] to switch from the vehicle type to the list of control units. Locking is only possible after an automatic control unit search.
After the automatic control unit search, select the DME control unit.
Select the Vehicle data menu, compare the vehicle variant, vehicle equipment, Exclusive option no., etc. with the actual vehicle and change it to suit the vehicle if necessary.
Then select the Posip control unit and press [F12].
Select Coding with the cursor keys and press [F12].

Select Driver's thorax airbag and press [F8] to start coding.

Driver's thorax airbag
yes
no

Select Head airbag passenger and code with [F8].

Head airbag passenger
yes
no

Select Driver's front airbag, stage 1 and press [F8] to start coding.

Driver's front airbag, stage 1
yes
no

Select Driver's front airbag, stage 2 and press [F8] to start coding.

Driver's front airbag, stage 2
Yes
No

Select Passenger's front airbag, stage 1 and press [F8] to start coding.

Passenger's front airbag, stage 1
yes
no

Select Passenger's front airbag, stage 2 and press [F8] to start coding.

Passenger's front airbag, stage 2
Yes
No

Select Seat-belt tensioner driver and code with [F8].

Seat-belt tensioner driver
yes
no

Select Seat-belt tensioner passenger and code with [F8].

Seat-belt tensioner passenger
yes
no

Select Front sensor driver and code with [F8].

Front sensor driver
yes
no

Select Front sensor passenger and code with [F8].

Front sensor passenger
yes
no

Select Side sensor passenger and code with [F8].

Side sensor passenger
yes
no

Select Seat-belt buckle driver and code with [F8].

Seat belt buckle driver
yes
no

Select Seat-belt buckle passenger and code with [F8].

Seat belt buckle passenger
yes
no

Select Left/Right-hand drive and press [F8] to start coding.

Left/Right-hand drive
LHD
RHD

Select Passenger Airbag OFF and press [F8] to start coding.

Passenger Airbag OFF
yes
no

Lock triggering unit:

AWS
yes
no