Failure phenomenon: a Audi 1.8L sedan suddenly running idle. Nile car OBD2 Code Scanner cushion allows you to sit comfortably
Troubleshooting: Check cleaning the carburetor idle oil passages, or idle, to finalize the idle shut-off valve does not work, no current flows through the central plate 12 fuse blows, a new test for some mileage blown .
With the auto diagnostic tool electrical control by the central plate 12 Fuse: down lights, electronic odometer, electronic thermal switch, rear fog lamp switch lights, heated rear window switch lighting bulbs. Individually check and found the reversing light line in the body activities grounding phenomenon,
The inspection found that The trunk harness worn in the lid and body active connections at some harness wear off the reversing lights line harness frayed insulation of the ground and the body connected, No. 12 fuse burn off leaving the engine without idling. Replace the harness, troubleshooting. X431 ダイアガン
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