A12a Crash safety module

Plug connector overview

NumberX-pin, colourDescription
X1017926-pin, blackComponent connector Multiple restraint system control unit
X1806954-pin, blackComponent connector Multiple restraint system control unit

Pin assignments at plug connector X10179

PinTypeDescription / Signal typeConnection /
Measuring notes
1ANegative activation, airbagSteering column switch cluster
   
2APositive activation, airbagSteering column switch cluster
   
3APositive activation, airbagInflator assemblies, passenger's airbag
   
4ANegative activation, airbagInflator assemblies, passenger's airbag
   
5ANegative activation, airbagSteering column switch cluster
   
6APositive activation, airbagSteering column switch cluster
   
7APositive activation, airbagInflator assemblies, passenger's airbag
   
8ANegative activation, airbagInflator assemblies, passenger's airbag
   
9 Not used 
   
10 Not used 
   
11 Not used 
   
12 Not used 
   
13A/ESignal F-CAN highF-CAN-bus connector
   
14APositive activation Generator for anchor-fitting pretensioner, passenger's seatGenerator for anchor-fitting pretensioner, passenger's seat
   
15ANegative activation Generator for anchor-fitting pretensioner, passenger's seatGenerator for anchor-fitting pretensioner, passenger's seat
   
16ESignal, airbag deactivation -Switch, passenger airbag deactivation
   
17ESignal, airbag deactivation +Switch, passenger airbag deactivation
   
18A/ECAN bus highCAN-bus connector
   
19A/ECAN bus lowCAN-bus connector
   
20APositive activation Generator for end fitting pretensioner, driver's seatGenerator for end fitting pretensioner, driver's seat
   
21ANegative activation Generator for end fitting pretensioner, driver's seatGenerator for end fitting pretensioner, driver's seat
   
22ANot USA: Negative activationAdaptive seat belt force limiter, front right
   
22AUSA: Negative activationKnee airbag inflator assembly, front right
   
23ANot USA: Positive activationAdaptive seat belt force limiter, front right
   
23AUSA: Positive activationKnee airbag inflator assembly, front right
   
24ANot USA: Positive activationAdaptive seat belt force limiter, front left
   
24AUSA: Positive activationKnee airbag inflator assembly, front left
   
25AUSA: Negative activationKnee airbag inflator assembly, front left
   
25ANot USA: Negative activationAdaptive seat belt force limiter, front left
   
26A/ESignal F-CAN lowF-CAN-bus connector
   

Pin assignments at plug connector X18069

PinTypeDescription / Signal typeConnection /
Measuring notes
1ANegative activation, seat belt tensionerBelt tensioner, driver
   
2APositive activation, seat belt tensionerBelt tensioner, driver
   
3APositive activation, seat belt tensionerBelt tensioner, passenger
   
4ANegative activation, seat belt tensionerBelt tensioner, passenger
   
5ANegative control, generator for safety battery terminalGenerator, safety battery terminal
   
6APositive control, generator for safety battery terminalGenerator, safety battery terminal
   
7APositive activation, airbagHead airbag inflator assembly, left
   
8ANegative activation, airbagHead airbag inflator assembly, left
   
9ANegative activation, airbagHead airbag inflator assembly, right
   
10APositive activation, airbagHead airbag inflator assembly, right
   
11APositive activation, airbagSide airbag inflator assembly, front left
   
12ANegative activation, airbagSide airbag inflator assembly, front left
   
13ANegative activation, airbagSide airbag inflator assembly, front right
   
14APositive activation, airbagSide airbag inflator assembly, front right
   
15APositive activation, seat belt tensionerBelt pretensioner, rear left
   
16ANegative activation, seat belt tensionerBelt pretensioner, rear left
   
17ANegative activation, seat belt tensionerBelt pretensioner, rear right
   
18APositive activation, seat belt tensionerBelt pretensioner, rear right
   
19ANegative activation, active head restraintActive head restraint generator, front left
   
20APositive activation, active head restraintActive head restraint generator, front left
   
21APositive activation, active head restraintActive head restraint generator, front right
   
22ANegative activation, active head restraintActive head restraint generator, front right
   
23ESensor signalAirbag sensor, front left door
   
24ESensor signalAirbag sensor, front left door
   
25ESensor signalAirbag sensor, left B-pillar
   
26ESensor signalAirbag sensor, left B-pillar
   
27ESensor signalAirbag sensor, left B-pillar
   
28EUSA Sensor signalAirbag front sensor, left
   
29EUSA Sensor signalAirbag front sensor, left
   
30ESensor signalAirbag sensor, front right door
   
31ESensor signalAirbag sensor, front right door
   
32ESensor signalAirbag sensor, right B-pillar
   
33ESensor signalAirbag sensor, right B-pillar
   
34ESensor signalAirbag sensor, right B-pillar
   
35EUSA Sensor signalAirbag front sensor, right
   
36EUSA Sensor signalAirbag front sensor, right
   
37ESignal, seat belt contactDriver's seat belt buckle contact
   
38ESignal, seat belt contactPassenger's seat belt buckle contact
   
39 Not used 
   
40 Not used 
   
41 Not used 
   
42ETerminal RCar access system
   
43MGroundGround connector
   
44ASignal, front passenger airbag deactivatedFunction control centre, roof
   
45ESensor signalAirbag sensor, left B-pillar
   
46ESignal, seat occupancySeat occupancy mat, driver's seat
   
47Enot USA Signal, seat occupancyPassenger's seat occupancy detection
   
48 Not used 
   
49 Not used 
   
50EUSA Sensor signalSeat position sensor, driver
   
51EUSA Signal, seat occupancyPassenger's seat occupancy detection
   
52ESensor signalAirbag sensor, right B-pillar
   
53 Not used 
   
54 Crash signalTelephone transceiver