Hyundai Sonata: Troubleshooting
Trouble Shooting
Symptom |
Suspect area |
Remedy |
Engine will not start or is hard to start (Cranks OK) |
Ignition lock switch |
Inspect ignition lock switch, or replace as required |
Ignition coil |
Inspect ignition coil, or replace as required |
|
Spark plugs |
Inspect spark plugs, or replace as required |
|
Ignition wiring disconnected or broken |
Repair wiring, or replace as required |
|
Rough idle or stalls |
Ignition wiring |
Repair wiring, or replace as required |
Ignition coil |
Inspect ignition coil, or replace as required |
|
Engine hesitates/poor acceleration |
Spark plugs and spark plug cables |
Inspect spark plugs / cable, or replace as required |
Ignition wiring |
Repair wiring, or replace as required |
|
Poor mileage |
Spark plugs and spark plug cables |
Inspect spark plugs / cable, or replace as required |
Symptom |
Suspect area |
Remedy |
Charging warning indicator does not light with ignition switch "ON"
and engine off. |
Fuse blown |
Check fuses |
Light burned out |
Replace light |
|
Wiring connection loose |
Tighten loose connection |
|
Electronic voltage regulator |
Replace voltage regulator |
|
Charging warning indicator does not go out with engine running. (Battery
requires frequent recharging) |
Drive belt loose or worn |
Adjust belt tension or replace belt |
Battery cable loose, corroded or worn |
Inspect cable connection, repair or replace cable |
|
Electronic voltage regulator or alternator |
Replace voltage regulator or alternator |
|
Wiring |
Repair or replace wiring |
|
Overcharge |
Electronic voltage regulator |
Replace voltage regulator |
Voltage sensing wire |
Repair or replace wiring |
|
Discharge |
Drive belt loose or worn |
Adjust belt tension or replace belt |
Wiring connection loose or short circuit |
Inspect wiring connection, repair or replace wiring |
|
Electronic voltage regulator or alternator |
Replace voltage regulator or alternator |
|
Poor grounding |
Inspect ground or repair |
|
Worn battery |
Replace battery |
Symptom |
Suspect area |
Remedy |
Engine will not crank |
Battery charge low |
Charge or replace battery |
Battery cables loose, corroded or worn out |
Repair or replace cables |
|
Transaxle range switch (Vehicle with automatic transaxle only) |
Refer to AT group-automatic transaxle |
|
Fuse blown |
Replace fuse |
|
Starter faulty |
Replace |
|
Ignition switch faulty |
Replace |
|
Engine cranks slowly |
Battery charge low |
Charge or replace battery |
Battery cables loose, corroded or worn out |
Repair or replace cables |
|
Starter faulty |
Replace |
|
Starter keeps running |
Starter |
Replace |
Ignition switch |
Replace |
|
Starter spins but engine will not crank |
Short in wiring |
Repair wiring |
Pinion gear teeth broken or Starter |
Replace |
|
Ring gear teeth broken |
Replace fly wheel or torque converter |
Specifications
Specifications
Ignition System
Items
Specifications
Ignition coil
Primary resistance
0.62 В± 10 % (Ω)
Secondary ...
Special Service Tools
Special Service Tools
Tool (Number and name)
Illustration
Use
Alternator pulley remover wrench
(09373-27000)
Remova ...
See also:
Canister. Repair procedures
Removal
1.
Disconnect the canister close valve connector (A).
2.
Disconnect the ventilation tube quick-connector (B) and the vapor
tube qu ...
Steering Gear box. Repair procedures - Revised
Replacement
1.
Remove the front wheel & tire.
Tightening torque :
88.3 ~ 107.9N.m(9.0 ~ 11.0kgf.m, 65.1 ~ 79.6lb-ft)
...
Engine start/stop button position
OFF
To turn off the engine, press the engine start/stop button with the engine start/stop
button in the ON position and the shift lever in P(Park). When you press the engine
start/stop button wit ...