1AB8651.0
AFTER REPAIR
Reconnect the computer and the pretensioner ignition module , switch the ignition on
again. Erase the computer memory, then switch off the ignition. Carry out a check using
the fault finding tool and, in the absence of a fault, unlock the computer. Destroy the
pretensioners if there
has been a replacement (tool Elé. 1287).
Passenger’s pretensioner circuit
CC : Short circuit
CO : Open circuit
CC.1 : Short circuit to 12 volts
CC.0 : Short circuit to earth
DF030
present
NOTES
Never carry out measures on the triggering lines with equipment other than the
XRBAG.
None
NOTES
CO - CC
Lock the computer using the command on the fault finding tool.
Switch off the ignition and check that the passenger’s pretensioner ignition module is connected
correctly.
Disconnect the ignition module for the passenger’s pretensioner and connect a dummy ignition module
to the ignition module connector.
Switch on the ignition and carry out a check using the fault finding tool.
Replace the passenger’s pretensioner if the fault is memorised (no longer declared as present).
If the checks carried out do not indicate the presence of a fault, check on the air bag computer base for
the 5 shunt opening pins for the 30 track adaptor.
Check the condition of the computer connections.
Check the condition of the 30 track connector (locking system, ...).
The XRBAG must be used to measure resistance on point C1 (seat connector) of the passenger’s
pretensioner line.
If the value is not correct, replace the wiring between points C1 and C3 (seat wiring).
FAULT FINDING- INTERPRETATION OF FAULTS
WIRING
Air bags and seat belt pretensioners
88
FRONT
Disconnect the computer connector and fit the 30 track B40 adaptor.
The XRBAG must be used for resistance measurements on adaptor cable C . If the value is not correct,
check the connections on the 30 track connector (tracks 3 and 4) and replace the wiring if necessary
88-40
