Reading and Clearing Diagnostic Trouble Codes

DIAGNOSIS SYSTEM (LOW TIRE PRESSURE WARNING CONTROL UNIT)


On Board Diagnosis Function


Description
Tire pressure warning check switch is short to body ground, and self-diagnosis can be performed based on blinking pattern of low tire pressure warning lamp.

METHOD OF STARTING
1. Initiate diagnosis mode by short-circuiting the low tire pressure warning check switch to the ground.
2. The blinking pattern of the low tire pressure warning lamp indicates the conditions of the malfunction.






NOTE:
If the low tire pressure warning lamp is blinking repeatedly at 5 Hz, there is no malfunction occurring in the system.

SELF DIAGNOSIS MODE











Erase the diagnosis history.
After performing self-diagnosis by short-circuiting the tire pressure warning check switch to the body, turn the ignition switch OFF.