300CD (123.153) L5-3.0L DSL Turbo (617.952) (1982)
Standby Power Supply: Service and Repair
Removing and Installing Reserve Power Source for Airbag and Belt Tensioner (up to 09/87):
NOTE: In vehicles with airbag 1/3 (recognizable from the inscription 1/3 on the test coupling/plug connection, airbag, 10-pin, X29/9), the reserve
power source is removed and the plug connection is isolated.
Special Tools (Vehicles Up To 9/87)
NOTE: The 2nd version differs in the modified location of the red 10-pin plug connection from the bracket of the foot-operated parking brake to the
plate located under the foot rest.
Removing:
1. Turn ignition key to position "0", disconnect negative terminal of battery and cover.
2. Remove floor mat in left-hand front footwell.
3. Open flap on foot rest and pull off red 10-pin plug connection of triggering unit on the back.
4. Turn plastic clips on foot rest by 90° and pull out.
5. Disconnect foot rest.