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WT-46 < DTC/CIRCUIT DIAGNOSIS > [WITH TPMS] LOW TIRE PRESSURE WARNING LAMP LOW TIRE PRESSURE WARNING LAMP Component Function Check INFOID:0000000010339549 1. CHECK THE ILLUMINATION OF THE LOW TIRE PRESSURE WARNING LAMP Check that the low tire pressure warning lamp is turned OFF after illuminating for approximately 1 second, Is the inspection result normal? YES >> INSPECTION END NO >> Perform trouble diagnosis. Refer to Diagnosis Procedure INFOID:0000000010339550 1. POWER SUPPLY AND GROUND CIRCUIT Check power supply and ground circuit. Refer to BCS-125, "Diagnosis Procedure" . Is the inspection result normal? YES >> GO TO 2. NO >> Repair or replace damaged parts. 2. PERFORM SELF-DIAGNOSIS With CONSULT Perform self-diagnosis for “AIR PRESSURE MONITOR”. YES >> Check the DTC. Refer to NO >> GO TO 3. 3. CHECK LOW TIRE PRESSURE WARNING LAMP SIGNAL With CONSULT 1. Turn the ignition switch ON. CAUTION: Never start the engine. 2. Select “ACTIVE TEST” in “AIR PRESSURE MONITOR”. 3. Touch “WARNING LAMP” to turn ON the low tire pressure warning lamp. When “ACTIVE TEST” is performed, does the low tire pressure warning lamp in the combination meter turn YES >> Perform combination meter diagnosis. Refer to NO |