Low Tire pessure Warning Lamp Does Not Come On When Ignition Switch Is Turned On
Note:
The Signal Tech II Tool (J-50190) can be used to perform the following functions. Refer to the Signal Tech II User Guide for additional information.
DIAGNOSTIC PROCEDURE
1.PERFORM SELF DIAGNOSTIC RESULT
Perform “SELF DIAGNOSTIC RESULT”.
Is DTC “U1000” detected? YES >> Malfunction in CAN communication system. Refer to LAN-16, "Trouble Diagnosis Flow Chart".
NO >> GO TO 2
2.CHECK COMBINATION METER
Check combination meter operation. Refer to MWI-17, "CONSULT Function (METER/M&A)".
Is the inspection result normal? YES >> GO TO 3
NO >> Replace combination meter. Refer to MWI-77, "Removal and Installation".
3.CHECK LOW TIRE PRESSURE WARNING LAMP
Disconnect BCM harness connector.
Does the low tire pressure warning lamp activate? YES >> Replace BCM. Refer to BCS-73, "Removal and Installation" (With Intellingent Key System) or BCS-126, "Removal and Installation" (Without Intellingent Key System).
NO >> Check combination meter operation.
Ecm branch line circuit
Diagnosis procedure
1.Check connector
Turn the ignition switch OFF.
Disconnect the battery cable from the negative terminal.
Check the terminals and connectors of the ECM for damage, bend and loose
connection (unit side and
connector side).
Is the inspection result normal?
Yes > ...
Removal and installation
Combination meter
Exploded view
Combination meter
Front cover
Removal and installation
Removal
Remove cluster lid a. Refer to ip-19, "removal and installation".
Remove the screws from the combination meter.
Remove the combination meter.
Disconnect the comb ...
Low tire pressure warning lamp
Symptom Table
Low tire pressure warning lamp symptom chart
Note:
If tire pressure sensor wake-up operation is not completed for two or more
tire pressure sensors, the applicable
low tire pressure warning lamp blinking patterns are displayed continuously.
(Example: blinks once/off/bl ...