Clearing Diagnostic Trouble Codes

HOW TO ERASE DTC
The diagnostic trouble code can be erased by CONSULT-II, GST or ECM DIAGNOSTIC TEST MODE as described following.
^ If the battery cable is disconnected, the diagnostic trouble code will be lost within 24 hours.
^ When you erase the DTC, using CONSULT-II or GST is easier and quicker than switching the mode selector on the ECM.
The following emission-related diagnostic information is cleared from the ECM memory when erasing DTC related to OBD-II. For details, refer to "Emission-related Diagnostic Information" .Testing and Inspection
^ Diagnostic trouble codes (DTC)
^ 1st trip diagnostic trouble codes (1st trip DTC)
^ Freeze frame data
^ 1st trip freeze frame data
^ System readiness test (SRT) codes
^ Test values

HOW TO ERASE DTC (WITH CONSULT-II)
^ If a DTC is displayed for both ECM and TCM, it is necessary to be erased for both ECM and TCM.
1. If the ignition switch stays "ON" after repair work, be sure to turn ignition switch "OFF" once. Wait at least 10 seconds and then turn it "ON" (engine stopped) again.
2. Turn CONSULT-II "ON" and touch "A/T".
3. Touch"SELF-DIAG RESULTS".
4. Touch "ERASE". (The DTC in the TCM will be erased.) Then touch "BACK" twice.
5. Touch "ENGINE".
6. Touch"SELF-DIAG RESULTS".





7. Touch "ERASE". (The DTC in the ECM will be erased.)

HOW TO ERASE DTC (WITH GST)
1. If the ignition switch stays "ON" after repair work, be sure to turn ignition switch "OFF" once. Wait at least 10 seconds and then turn it "ON" (engine stopped) again.
2. Perform "TCM SELF-DIAGNOSTIC PROCEDURE (No Tools)". Without Scan Tool
(The engine warm-up step can be skipped when performing the diagnosis only to erase the DTC.)
3. Select Mode 4 with Generic Scan Tool (GST).

HOW TO ERASE DTC (NO TOOLS)
The A/T CHECK indicator lamp is located on the instrument panel.
1. If the ignition switch stays "ON" after repair work, be sure to turn ignition switch "OFF" once. Wait at least 10 seconds and then turn it "ON" (engine stopped) again.
2. Perform "TCM SELF-DIAGNOSTIC PROCEDURE (No Tools)". Without Scan Tool
(The engine warm-up step can be skipped when performing the diagnosis only to erase the DTC.)
3. Perform "OBD-II SELF-DIAGNOSTIC PROCEDURE (No Tools)". Refer to "How to Erase DTC" . Clearing Diagnostic Trouble Codes