FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
Courtesy of Operation CHARM: Car repair manuals for everyone.

Scan Tool Testing and Procedures

NORMAL ENGINE OPERATING CONDITION

NOTE: The values given for "Normal Condition" are representative values, so a vehicle may still be normal even if its value differs from those listed here. So do not solely depend on the "Normal Condition" here when deciding decide whether a part is faulty or not.

Part 1:




Part 2:




a. CARB mandated signals.




b. LEXUS Enhanced Signals.