FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
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Low Tire Pressure Warning Lamp Does Not Turn Off





LOW TIRE PRESSURE WARNING LAMP DOES NOT TURN OFF


Description

The low tire pressure warning lamp does not turn OFF after several seconds is passed after engine starts.




LOW TIRE PRESSURE WARNING LAMP DOES NOT TURN OFF


Diagnosis Procedure

1.CHECK TIRE PRESSURE
1. Turn the ignition switch ON.

CAUTION:
Never start the engine.
2. Check the tire pressure for all wheels and adjust to the specified value. Specifications.
Is the inspection result normal?
YES - GO TO 2.
NO - Inspect or repair the tires or wheels.
2.CHECK LOW TIRE PRESSURE WARNING LAMP
Check low tire pressure warning lamp display.
Does not low tire pressure warning lamp turn OFF?
YES - GO TO 3.
NO - INSPECTION END
3.CHECK BCM
With CONSULT-III
Perform "SELF-DIAG RESULTS" in "AIR PRESSURE MONITOR" of "BCM".
Is any DTC detected?
YES - Check the DTC. Testing and Inspection.
NO - GO TO 4.
4.CHECK BCM POWER SUPPLY AND GROUND
1. Turn the ignition switch OFF.
2. Disconnect the BCM harness connector.
3. Turn the ignition switch ON.

CAUTION:
Never start the engine.
4. Check the voltage between the BCM harness connector and the ground.





Is the inspection result normal?
YES - Replace BCM. Exploded View.
NO - Repair or replace damaged parts.