Hyundai Equus: Spark plugs

Air cleaner filter

A Genuine HYUNDAI air cleaner filter is recommended when the filter is replaced. ...

Cooling system

Check cooling system components, such as radiator, coolant reservoir, hoses and connections for leakage and damage. Replace any damaged parts. ...

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If engine stalls while driving
1.Reduce your speed gradually, keeping a straight line. Move cautiously off the road to a safe place. 2.Turn on your emergency flashers. 3.Try to start the engine again. If your vehicle will not s ...

Rheostat Repair procedures
Inspection 1. Disconnect the negative (-) battery terminal. 2. Remove the lower crash panel and then disconnect the rheostat connector. 3. Check for intensity of new rheostat switch. If th ...

Repair procedures
On-vehicle Inpection     • First of all, check for DTCs. If a DTC is present, perform troubleshooting in accordance with the procedure for that DTC. (Refer to DTC guide) ...