Operation CHARM: Car repair manuals for everyone.

Scan Tool Testing and Procedures

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 depend solely on the "Normal Condition" here when deciding whether the part is faulty or not.




a. CARB mandated signals.




b. TOYOTA Enhanced Signals.