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Honda Fit/Jazz - DTC Troubleshooting: P2109 (40) (With ETCS)

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DTC Troubleshooting: P2109 (40)

DTC P2109: Throttle Valve Default Position Malfunction




Do not insert your fingers into installed throttle body when you turn the ignition switch ON (II) or while the ignition switch is ON (II). Otherwise, you will have serious injury to your fingers if the throttle body was activated.


NOTE: If the DTCs listed below are stored at the same time as DTC P2109, troubleshoot those DTCs first, then recheck for P2109.
P0221, P0222, P0223: Throttle position (TP) sensor B
P1249: ETCS learn deviation
1.Turn the ignition switch ON (II).

2.Do the DTC CLEAR in the CLEAR MENU with the HDS.

3.Do the ETCS TEST in the INSPECTION MENU with the HDS.

4.Check for Temporary DTCs or DTCs in the DTCs MENU with the HDS.

Is DTC P2109 indicated?


YES - Go to Do the ETCS lean procedure.

15.Check for Temporary DTCs or DTCs in the DTCs MENU with the HDS.

Are any Temporary DTCs or DTCs indicated?


YES - If the DTC P2109 is indicated, check for sludge or carbon on the throttle bore again. then go to 11. If any other Temporary DTCs or DTCs are indicated, go to the indicated DTC troubleshooting.


NO - Troubleshooting is complete.n

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