FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
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DTC Confirmation Procedure





NOTE: If "DTC Confirmation Procedure" has been previously conducted, always turn ignition switch "OFF" and wait at least 5 seconds before conducting the next test.

TESTING CONDITION:
Before performing the following procedure, confirm that battery voltage is between 10.5 V and 16 V at idle.

With CONSULT
(1) Turn ignition switch "ON" and select "DATA MONITOR" mode with CONSULT.
(2) Start engine and run it for at least 6 seconds at idle speed.

With GST
(1) Start engine and run it for at least 6 seconds at idle speed.
(2) Turn ignition switch "OFF" and wait at least 5 seconds.
(3) Start engine and run it for at least 6 seconds at idle speed.
(4) Select "MODE 3" with GST.

No Tools
(1) Start engine and run it for at least 6 seconds at idle speed.
(2) Turn ignition switch "OFF", wait at least 5 seconds and then turn "ON".
(3) Perform "Diagnostic Test Mode II (Self-diagnostic results)" with ECM.
- When using GST, "DTC Confirmation Procedure" should be performed twice as much as when using CONSULT or ECM (Diagnostic Test Mode II) because GST cannot display MODE 7 (1st trip DTC) concerning this diagnosis. Therefore, using CONSULT or ECM (Diagnostic Test Mode II) is recommended.