300CD (123.153) L5-3.0L DSL Turbo (617.952) (1982)
3. Evacuate tester (83).
4. Rising pressure on gage means that key starting system valve at steering lock is subject to leakage.
5. Exchange key starting system valve at steering lock.
Attention: Prior to exchanging key starting system valve and vacuum control unit of injection pump, check hose lines and connectors.