Honda Fit/Jazz - DTC Troubleshooting: P0489 (12) (With ETCS)
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DTC Troubleshooting: P0489 (12)
| DTC P0489: | EGR Valve Circuit Low Voltage |
| 1. | Turn the ignition switch ON (II). |
| 2. | Do the DTC CLEAR in the CLEAR MENU with the HDS. |
| 3. | Do the EGR TEST in the INSPECTION MENU with the HDS. Is the result OK? YES - Intermittent failure, system is OK at this time. Check for poor connections or loose terminals at the EGR valve and the ECM.n NO - Go to to the ECM. |
| 7. | Check for continuity between test pin box terminal No. 124 and body ground. Is there continuity? YES - Repair short in the wire between the ECM connector No. 5 terminal No. 3 (test pin box terminal No. 124) and the EGR valve, then go to Do the ETCS learn procedure. |
| 16. | Start the engine. Hold the engine speed at 3,000 rpm (min-1) with no load (in neutral) until the radiator fan comes on, then let it idle. |
| 17. | Do the EGR TEST in the INSPECTION MENU with the HDS. |
| 18. | Check for Temporary DTCs or DTCs in the DTCs MENU with the HDS. Are any Temporary DTCs or DTCs indicated? YES - If DTC P0489 is indicated, check for poor connections or loose terminals at the EGR valve and the ECM, then go to Substitute a known-good ECM. |
| 21. | Start the engine. Hold the engine speed at 3,000 rpm (min-1) with no load (in neutral) until the radiator fan comes on, then let it idle. |
| 22. | Do the EGR TEST in the INSPECTION MENU with the HDS. |
| 23. | Check for Temporary DTCs or DTCs in the DTCs MENU with the HDS. Are any Temporary DTCs or DTCs indicated? YES - If DTC P0489 is indicated, check for poor connections or loose terminals at the EGR valve and the ECM, then go to Replace the original ECM.n |
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