Workshop Manuals Factory service & repair Rover
Rover 200/400 Coupé, Cabriolet & Tourer Workshop Manual28 · Supplementary restraint system (SRS)
28 · Body & interior

System check

Make
Rover
Model
Coupé, Cabriolet & Tourer 200/400 Coupé, Cabriolet & Tourer Workshop Manual
Section
Fault finding › System check
Supplementary restraint system (SRS)System check
TEST PROCEDURE ACTION
6 Are SRS sub harness connectors fully engaged to slip ring and steering wheel ? YES Continue with procedure.
NO Disconnect then reconnect the offending connector(s) making sure both halves fully engage.
Go to System check.
7 Does the SRS sub harness show signs of trapped/pinched wires, chafing or terminals backed out of their connectors ? YES Remove airbag control unit, see Airbag control unit.
CAUTION: No attempt to modify or repair the SRS harness should be made.
Go to System check.
NO Continue with procedure.
If the SRS sub harness shows no visual signs of damage disconnect it from the slip ring.
Using a digital circuit tester check the continuity of the slip ring tracks between the terminals of the connectors, refer to the Circuit diagram in this section.
8 Does the slip ring have any breaks or shorts in its tracks ? YES Renew the slip ring, see Slip ring.
CAUTION: The slip ring is a non - serviceable item and no attempt should be made to disassemble/repair or lubricate it.
Go to System check.
NO Continue with procedure.
Remove airbag control unit, see Airbag control unit.
Disconnect SRS sub harness and using a digital circuit tester check the continuity of the harness wires between the terminals of the connectors, refer to Circuit diagram in this section.
9 Does the harness have any breaks or shorts in it ? YES Renew SRS sub harness.
CAUTION: No attempt to modify or repair the SRS harness should be made.
Go to System check.
NO Renew the airbag control unit, see Airbag control unit.
CAUTION: The airbag control unit is a non - serviceable component and no attempt to repair or modify the module should be made.

System check

Reassemble the complete SRS system in the reverse order of removal. Ensure new Torx screws are used and all screwed components are tightened to their specified torque.

WARNING: Failure to tighten the airbag control unit to steering wheel Torx screws to their correct torque will severely affect the performance of the SRS system.

Ensure all connectors are fully connected.

Connect both battery leads, earth lead last.

Insert key into starter switch and turn to position 'II'.
10 Does the SRS warning light illuminate for approximately 3 seconds then extinguish ? YES SRS system is functioning correctly.
NO Repeat complete test procedure.

Parts & tools for this job For Rover Coupé, Cabriolet & Tourer

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