ON-BOARD DIAGNOSTIC SYSTEM
Refer to “On-Board Diagnostic System” in Section 6E1.
PRECAUTION IN DIAGNOSING TROUBLES
Be sure to read “Precaution in Diagnosing Troubles” in Section 6E1
and observe what is written there.
ENGINE DIAGNOSIS
6-5
ENGINE DIAGNOSIS
This vehicle is equipped with an engine and emission control system, which controls the A / F mixture, ignition tim-
ing, emission, etc. suitably to engine conditions by ECM. ECM has an On-Board Diagnostic system which detects
a malfunction in this system.
When diagnosing a trouble in the engine including this system, be sure to have understanding of the outline of “On-
Board Diagnostic system” and each item in “Precaution in Diagnosing Trouble” and follow “ENGINE DIAGNOSTIC
FLOW TABLE” given below to obtain correct result smoothly.