300SL (129.061) L6-3.0L (104.981) (1991)
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Readout 1, no fault in system. If a different digit appears, rectify fault as described in Diagnosis Manual Body.
Testing after replacing control module (vehicles as of approx. 07/93)
After installing a new control module, it must be programmed and parameterized with the hand held tester (HHT) as specified in the Diagnosis Manual
Body.