Join Now
International Automotive Technicians Network

P0690 Diagnostic Trouble Code Discussion for December 2010

Engine Controls Ignition Relay Feedback Circuit High


Note: This is a professional automotive technician's resource.
Vehicle Owners: If you are seeking an automotive repair professional to service your vehicle, visit the iATN Repair Shop Finder.

Trouble Ticket Help Requests for DTC P0690
Help Request Posted
2008 Chevrolet Silverado 2500 HD LT 6.0L Fast idle VIN: 1GCHK23K18
P0690: Ign feedback cuircuit high. Vechicle is from a car lot , came in with ses light on , had codes,121,2270. Cleared them and 690, 2119, caame back . Cleaned throttle body, then has fast idle. We scoped the tps's (both) found seconary to have a bad gliych. Replaced throttle body with a new g...
December 02, 2010
2008 Chevrolet Silverado 2500 HD LT 6.0L Fast idle VIN: 1GCHK23K18
P0690: Ign feedback cuircuit high. Vechicle is from a car lot , came in with ses light on , had codes,121,2270. Cleared them and 690, 2119, caame back . Cleaned throttle body, then has fast idle. We scoped the tps's (both) found seconary to have a bad gliych. Replaced throttle body with a new g...
December 02, 2010