Saab 93 Tid Z19TDH 2006 - Charging fault, code P0621 generator control circuit - Fixed #Archived Message
Posted by Andrew Kevans on May 18, 2010, 8:50 pm
Bosch kts fault code P0621 generator control circuit alternator no charge 1164mv on blue and white field terminal wire supplied by ecu i disconnected wire and put a12v supplie directly on to alternator still no charge suspect faulty alternator but why have i only a 1 volt ignition supply any thoughts welcomed