325i rev counter issue
Moderator: martauto
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sweep
- Married to the E30 Zone

- Posts: 10112
- Joined: Sat Mar 15, 2008 11:00 pm
- Location: spares & repairs in sheffield
Rev counter needle went up to 3,000rpm and stayed there now its dropped back down and its not working,what does this take a signal from?
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Bonymaenjack
- E30 Zone Regular

- Posts: 855
- Joined: Fri Nov 06, 2015 11:00 pm
- Location: Swansea
C101 pin 9, The black wire out of the ECU into the blue connector connected to the instrument cluster pin number 7sweep wrote:Rev counter needle went up to 3,000rpm and stayed there now its dropped back down and its not working,what does this take a signal from?
I have a similar problem
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Brianmoooore
- E30 Zone Team Member

- Posts: 49359
- Joined: Mon Jan 10, 2005 11:00 pm
Weird behaviour from the tacho. is often a faulty SI board of the type with Lithium batteries.
