Sonata 2011 Owners Manual

See also:

Tires and wheels
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Drive shafts and boots
Check the drive shafts, boots and clamps for cracks, deterioration, or damage. Replace any damaged parts and, if necessary, repack the grease. ...

ABS Service Reminder Indicator (SRI) (If Installed)
When the key is turned to the "ON" position, the Anti-Lock Brake System SRI will come on and then go off in a few seconds. If the ABS SRI remains on, comes on while driving, or does no ...