Renault Clio Workshop Repair Manual page 40

FRONT
FAULT FINDING- INTERPRETATION OF FAULTS
DF029
present
NOTES
CO - CC
Lock the computer using the command on the fault finding tool.
Switch off the ignition and check the ignition module for the driver's pretensioner is correctly connected.
Disconnect the ignition module for the driver'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.
Change the driver's pretensioner if the fault has been memorised (fault no longer declared present).
The XRBAG must be used to measure resistance at point C1 (seat connector) on the driver's pretensioner
line.
If the value obtained is not correct, replace the wiring between points C1 and C3 (seat wiring).
Disconnect the computer connector and fit the 30 track B40 adaptor.
The XRBAG must be used to measure resistance on adaptor cable D. If the value obtained is not correct,
check the connections on the 30 track connector (tracks 1 and 2) and replace the wiring if necessary
If there is no evidence of a fault after these checks have been carried out, check on the air bag computer
base for the 5 shunt opening pins for the 30 track connector.
Check the condition of the computer connections.
Check the condition of the 30 track connector (locking system, ...).
AFTER REPAIR
Air bags and seat belt pretensioners
Driver's pretensioner circuit
CC : Short circuit
CO : Open circuit
CC.1 : Short circuit to 12 volts
CC.0 : Short circuit to earth
Never carry out measures on the triggering lines with equipment other than the
XRBAG.
None
NOTES
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).
WIRING
88-38
88
1AB8651.0