Fault Diagnosis |
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Inspection Procedure (Using the GDS) |
1. |
Turn OFF the ignition switch. |
2. |
Connect the GDS to the data link connector on the lower crash pad. |
3. |
Turn ON the ignition switch. |
4. |
Use the GDS to check the diagnostic trouble code. |
5. |
Repair the faulty part from the diagnosis chart. |
6. |
Erase the diagnostic trouble code. |
7. |
Disconnect the GDS. |
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Trouble symptom | Suspect area | Remedy |
Shift delay | Breakdown of clutch or brake Faulty hydraulic control Faulty hydraulic supply x x x | Clutch, Brake Solenoid valve, Valve body Electric oil pump Mechanical oil pump Cleanliness of automatic transaxle fluid (foreign material) Automatic transaxle fluid level |
Vibration of the vehicle, when the shifting Shift shock x x x x x x | Damaged of clutch or brake Faulty hydraulic control Faulty hydraulic supply Faulty transaxle mounting Faulty speed sensor Faulty Harness Damaged connector & wiring | Clutch, Brake Solenoid valve, Valve body Electric oil pump Mechanical oil pump Cleanliness of automatic transaxle fluid (foreign material) Automatic transaxle fluid level Speed sensor and connector Harness & connector of transaxle Connector & wiring of vehicle |
Fixed gear (shift impossible) | Faulty solenoid valve Faulty TCM software program x x x x x x x | Clutch, Brake Solenoid valve, Valve body Electric oil pump Mechanical oil pump Cleanliness of automatic transaxle fluid (foreign material) Automatic transaxle fluid level Speed sensor and connector Harness & connector of transaxle Connector & wiring of vehicle |
limited gear (shift possible) | Faulty inhibitor switch Faulty hydraulic supply x | Inhibitor switch & connector Connector & wiring of vehicle Power |
Driving impossible | Faulty CAN Communication | CAN Communication line TCM, ECM Power |
Poor acceleration | Faulty hydraulic control Faulty hydraulic supply x x x x x | Solenoid valve, Valve body Electric oil pump Mechanical oil pump Cleanliness of automatic transaxle fluid (foreign material) Automatic transaxle fluid level Connector & wiring of vehicle Power |
Hyundai Tucson (LM) 2010-2015 Owners Manual: ESC OFF usage
When driving
The ESC OFF mode should only be used briefly to help free the vehicle if stuck
in snow or mud by temporarily stopping operation of the ESC to maintain wheel torque.
To turn ESC off while driving, press the ESC OFF button while driving on a flat
road surface.
CAUTION
To prevent d ...
Hyundai Tucson (LM) 2010-2015 Service Manual: Inhibitor Switch Troubleshooting
Fault Diagnosis
Fault Diagnosis for Symptom
Major Symptom Expected Cause Items to Check and Measures Shift lever not operating Gear not marked on cluster Shock occurs while shifting lever Warning lamp ON Engine OFF while vehicle is parked Inhibitor switch circuit abnor ...