|
Sounds like it could be the voltage regulator. You shouldn't see much more than 14v with the engine at 2500+rpm. From what I gather, a faulty or failing voltage regulator will cause the voltage going up above 15v at speed, can cause the tach to bounce.
__________________
Matt J.
69 911T Targa - "Stinky"
2001 Boxster "Stahlgewehr"
|