alternator AUDI A4 1998 B5 / 1.G APB Engine Motronic Multiport Fuel Injection System Servising Workshop Manual
Page 81 of 90
24-70
Reading Display Group 002 Display field
3
Possible cause of malfunction
Corrective action
Less than 2.0
ms
Lower values can only occur when vehicle is on fuel-
shut off (overrun)
More than 4.0
ms Load on engine due to ancillaries- Eliminate load (air conditioner, power
steering, alternator)
Rough idle (engine not running on all cylinders)- Check spark plugs
- Check fuel injectors Page 24
-39
Throttle Valve Control Module -J338 faulty- Check Throttle Valve Control Module
Page 24
-139
Pa
ge 81 of 90 Motronic Multi
port Fuel In
jection
(MFI
) system, servicin
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