Mike's Workshop Manuals: Service manuals for every vehicle
Home >> Chevrolet >> 2006 >> Impala SS >> Repair and Diagnosis >> Accessories & Equipment >> Communication Devices >> Computer/Integrating Systems >> Diagnostic Information and Procedures >> DTC U2099 >> Typical Scan Tool Data

Typical Scan Tool Data

HS Comm. Cmd.

Circuit Normal Range Short to Ground Open Short to Voltage
Operating Conditions:  Ignition Switch in ACC, ON or START
High Speed Communication Enable On Off On On
Operating Conditions:  Ignition Switch in OFF
High Speed Communication Enable Off Off Off On