Questions and Answers

1986 BMW 325 MPG Gauge Problem Q. Recently I been having problems with the MPG gauge. When I am running the engine, the MPG gauge goes to high to low and also does the RPM gauge. What do I need to do? 1986 BMW 325i 15,000 miles manual transmission 2.5 liter engine

A. There was a TSB issued on this problem. You will need to take it to a BMW dealer to have the problem repaired. Have them reference:

Group: 62 Instruments
Bulletin Number: 62 03 86 (1229) Page 1 of 2
Issued:August 1986 Technical Dept. Montvale, NJ
Subject: Erratic Instrument Cluster Operation

The problem is either a bad coding plug for the instrument cluster or instrument cluster printed circuit board.