4. Check whether the fault appears again.
a) If the fault does not appear again, replace the passenger's airbag unit.
b) If the fault appears again, check the wiring harness for pinches and chafing damage.
c) If no fault is found on the wiring harness, replace the triggering unit.
NOTE:
Fault Code 39
This fault path is checked only once after the ignition is switched on.
Proceed as described below to determine whether the fault was eliminated:
1. Clear the fault memory.
2. Switch off ignition.
3. Remove ignition key.
4. Switch on ignition.
Test Point 3
TEST POINT 3
Supply Voltage
Fault Code 03
1. Inspect the battery and generator.
2. Inspect the plug connection on the triggering unit for corrosion.
Test Point 4
TEST POINT 4
Airbag Warning Light
Fault Codes 01, 02
1. Inspect the fuse for the supply voltage (terminal 15) for the instrument cluster.
2. Inspect the bulb and replace it, if necessary.
3. Inspect the lead from the triggering unit pin 7 to the warning light for continuity and short circuit to positive.
Test Point 5
TEST POINT 5
Belt Buckle, Driver
Fault Codes 44, 45, 46, 50
1. Disconnect the plug connection X-16.
2. Connect ohmmeter on the pin side on pins B-7 and B-8.
Display: approx. 400 ohms
Note:
The belt tongue must not be inserted in the buckle.
3. Connect ohmmeter on the pin side on pin B-7 and ground.