Hyundai Equus: Change to "winter weight" oil if necessary
Second generation VI (2009–2026) / Hyundai Equus 2009-2026 Owners Manual / Driving your vehicle / Winter driving / Change to "winter weight" oil if necessary
In some climates it is recommended that a lower viscosity "winter weight" oil be used during cold weather. See section 8 for recommendations. If you aren't sure what weight oil you should use, consult an authorized EQUUS dealer.
Check battery and cables
Winter puts additional burdens on the battery system. Visually inspect the battery
and cables as described in section 7. The level of charge in your battery can be
checked by an authorized EQUUS d ...
Check spark plugs and ignition system
Inspect your spark plugs as described in section 7 and replace them if necessary.
Also check all ignition wiring and components to be sure they are not cracked, worn
or damaged in any way. ...
See also:
Engine And Transmission Assembly Repair procedures
Removal
•
Use fender covers to avoid damaging painted surfaces.
•
To avoid damage, unplug the wiring connectors carefully while holding the connector portion.
...
If engine turns over normally but does not start
1. Check fuel level.
2. With the Engine Start/Stop Button in the OFF position, check all connectors at
ignition coils and spark plugs. Reconnect any that may be disconnected or loose.
3. If the en ...
Crankshaft Position Sensor (CKPS) Troubleshooting
Signal Waveform
This example shows a typical Crankshaft Position Sensor (CKPS) and Camshaft Position Sensor (CMPS) waveform at idle. ...
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