Description of EDC-Check with pinadapter see also list of checking procedures, page 28 EDC-check with engine stoped Fig. 1 Ignition off, control unit not connected Reason: Resistance measurement of EDC compo- nents 1 4264 EDC-check with engine running, gearbox not engaged Fig. 2 Reason: Voltage measurement of EDC compo- nents 2 4265 92