Operation CHARM: Car repair manuals for everyone.
Home >> Saturn >> 1997 >> SC2 L4-1.9L DOHC VIN 7 >> Repair and Diagnosis >> Instrument Panel, Gauges and Warning Indicators >> Testing and Inspection >> Component Tests and General Diagnostics >> Circuit Testing - Gauges and Warning Indicators >> Power Circuits Testing >> Circuit 389
Do you have access to Mitchell1 Prodemand, or eautorepair.net DIY? If you are willing to share user/password (we can pay), please get in contact with us ASAP (truly, it is urgent): email operation-charm [[at]] tuta.io or click to submit anonymously

Circuit 389

FUNCTION: This circuit provides a pulsing signal, that is proportional to vehicle speed, to the I/P cluster. Refer to "System Performance Test" for further diagnosis.
pro multis · About Operation CHARM