Diagnostic Procedure
DTC DIAGNOSTIC PROCEDURE
| STEP | INSPECTION | ACTION | |
|---|---|---|---|
| 1 | IDENTIFY TRIGGER DTC FOR FREEZE FRAME DATA (MODE 2)
|
Yes | Go to the next step. |
| No | Go to the troubleshooting procedure for DTC on FREEZE FRAME DATA (Mode 2). (See DTC TABLE [MZR 1.5] ). |
||
| 2 | VERIFY FREEZE FRAME DATA (MODE 2)/SNAPSHOT DATA AND DIAGNOSTIC MONITORING TEST RESULTS HAVE BEEN RECORDED
|
Yes | Go to the next step. |
| No | Record the FREEZE FRAME DATA (Mode 2)/snapshot data and DIAGNOSTIC MONITORING TEST RESULTS on the repair order, then go to the next step. | ||
| 3 | VERIFY RELATED REPAIR INFORMATION AVAILABILITY
|
Yes | Perform repair or diagnosis according to the available repair information.
|
| No | Go to the next step. | ||
| 4 | INSPECT ECT SENSOR NO.2 CONNECTOR CONDITION
|
Yes | Repair or replace the connector and/or terminals, then go to Step 9. |
| No | Go to the next step. | ||
| 5 | INSPECT MAF/IAT SENSOR CONNECTOR CONDITION
|
Yes | Repair or replace the connector and/or terminals, then go to Step 9. |
| No | Go to the next step. | ||
| 6 | INSPECT PCM CONNECTOR CONDITION
|
Yes | Repair or replace the connector and/or terminals, then go to Step 9. |
| No | Go to the next step. | ||
| 7 | INSPECT IAT SENSOR
|
Yes | Replace the MAF/IAT sensor, then go to Step 9. (See MASS AIR FLOW (MAF)/INTAKE AIR TEMPERATURE (IAT) SENSOR REMOVAL/INSTALLATION [MZR 1.5] ). |
| No | Go to the next step. | ||
| 8 | INSPECT ECT SENSOR NO.2
|
Yes | Replace the ECT sensor No.2, then go to Step 9. (See ENGINE COOLANT TEMPERATURE (ECT) SENSOR REMOVAL/INSTALLATION [MZR 1.5] ). |
| No | Go to the next step. | ||
| 9 | VERIFY DTC TROUBLESHOOTING COMPLETED
|
Yes | Repeat the inspection from Step 1. If the malfunction recurs, replace the PCM. (See PCM REMOVAL/INSTALLATION [MZR 1.5] ). Go to the next step. |
| No | Go to the next step. | ||
| 10 | VERIFY AFTER REPAIR PROCEDURE
|
Yes | Go to the applicable DTC inspection. (See DTC TABLE [MZR 1.5] ). |
| No | DTC troubleshooting completed. | ||