DME 7.8 DME 7.80 · Work instruction Display OK

DME 7.8 DME 7.80 Work instruction Display OK If not OK 4 Check wiring from DME ♦Connect special tool 9637. 0 V Repair wiring har- control module pin I/9 to ♦Measure voltage between pin I/ Step 5. ness the throttle part for short → End. 9 and pin I/2. circuit to ground. 5 Check wiring from DME ♦Connect special tool 9637 to ∞ Ω Repair wiring har- control module, pin I/7, wiring harness (DME control Step 6. ness for short circuit to wire, module plug). → End. pin I/9. ♦Remove connector of throttle part. ♦Measure resistance between pin I/7 and pin I/9. 0-88.2 page 2 2442 P0638 p0638 Printed in Germany – 6, 2002