Inspect the belt for cracks or damage. If the belt is cracked or damaged, replace it.
Check that the position of the auto-tensioner indicator (A) is within the standard range (B) as shown. If it is out of the standard range, replace the drive belt.

CKP Sensor Replacement
Raise the vehicle on a lift.
NOTE: Make sure the vehicle is level, because engine oil will drip out
when you remove the sensor.
Loosen the bolt (A). Remove the bolt (B) and ...
If the Malfunction Indicator Lam Comes On or Blinks
■ Reasons for indicator lamp to come on or blink
• Comes on when there is a problem with the engine emissions control
system, or the fuel fill cap is missing, or loose.
• Blinks when en ...
Instrument Panel
Gauges/Information Display/System Indicators
Lights Reminders
System Indicators
System Indicators
System Indicators
System Indicators
...