Trouble Symptom Charts |
Trouble Symptom 1 |
Trouble Symptom 2 |
Trouble symptom | Probable cause | Remedy |
The set vehicle speed varies greatly upward or downward "Surging" (repeated alternating acceleration and deceleration) occurs after setting | Malfunction of the vehicle speed sensor circuit | Repair the vehicle speed sensor system, or replace the part |
Malfunction of ECM | Check input and output signals at ECM |
Trouble Symptom 3 |
Trouble symptom | Probable cause | Remedy |
The CC system is not canceled when the brake pedal is depressed | Damaged or disconnected wiring of the brake pedal switch | Repair the harness or replace the brake pedal switch |
Malfunction of the ECM signals | Check input and output signals at ECM |
Trouble Symptom 4 |
Trouble symptom | Probable cause | Remedy |
The CC system is not canceled when the shift lever is moved to
the "N" position (It is canceled, however, when the brake pedal is
depressed) | Damaged or disconnected wiring of inhibitor switch input circuit | Repair the harness or repair or replace the inhibitor switch |
Improper adjustment of inhibitor switch |
Malfunction of the ECM signals | Check input and output signals at ECM |
Trouble Symptom 5 |
Trouble symptom | Probable cause | Remedy |
Cannot decelerate (coast) by using the "SET/–" switch | Temporary damaged or disconnected wiring of "SET/–" switch input circuit | Repair the harness or replace the "SET/–" switch |
Malfunction of the ECM signals | Check input and output signals at ECM |
Trouble Symptom 6 |
Trouble symptom | Probable cause | Remedy |
Cannot accelerate or resume speed by using the "RES/+" switch | Damaged or disconnected wiring, or short circuit, or "RES/+" switch input circuit | Repair the harness or replace the "RES/+" switch |
Malfunction of the ECM signals | Check input and output signals at ECM |
Trouble Symptom 7 |
Trouble symptom | Probable cause | Remedy |
CC system can be set while driving at a vehicle speed of less
than 40km/h (25mph), or there is no automatic cancellation at that speed | Malfunction of the vehicle-speed sensor circuit | Repair the vehicle speed sensor system, or replace the part |
Malfunction of the ECM signals | Check input and output signals at ECM |
Trouble Symptom 8 |
Trouble symptom | Probable cause | Remedy |
The cruise main switch indicator lamp does not illuminate (But CC system is normal) | Damaged or disconnected bulb of cruise main switch indicator lamp | Repair the harness or replace the part. |
Harness damaged or disconnected |
Hyundai Sonata LF 2014-2019 Service Manual: Air Cleaner Repair procedures
Removal and Installation
1.
Remove the engine cover.
2.
Disconnect the battery negative terminal.
3.
DIsconnect the air duct (A).
4.
Remove the air duct and air cleaner assembly.
Tightening torque
Hose clamp bolt:
2.9 ~ 4.9N.m (0.3 ~ 0.5kgf.m, 2.2 ~ 3.6lb-ft)
Air cleaner ass ...
Hyundai Sonata LF 2014-2019 Service Manual: Rear Door Module Repair procedures
Replacement
1.
Remove the rear door window glass.
(Refer to Rear Door - "Rear Door Window Glass")
2.
Remove the rear door outside handle.
(Refer to Rear Door - "Rear Door Outside Handle")
3.
Loosen the rear door outside handle base mounting bolt (A).
4.
After loosening the mountin ...