Without DTC

WARNING: This page is about a different car, the 2006 Subaru Outback, 2006 Subaru Legacy, and 2006 Saab 9-2X. However, it is still accessible from the selected car via links, so may be relevant.

DETECTING CONDITION:

Defective combination meter
Defective harness

TROUBLE SYMPTOM:

Tire pressure warning light does not go OFF
"NO TROUBLE CODE" will be displayed on the Subaru Select Monitor.

NOTE: When the tire pressure warning light is OFF and "NO TROUBLE CODE" is displayed on Subaru Select Monitor, the system is in a normal condition.

WIRING DIAGRAM:

Fig 1: Communication For Initializing Impossible (Without DTC) - Wiring Diagram

DIAGNOSIS PROCEDURE

Step	Check	Yes	No
1 CHECK SUBARU SELECT MONITOR DATA. Select {Current Data Display & Save} in the Subaru Select Monitor. Read the data of the "Tire pressure warning light".	Is "ON" indicated?	Replace the tire pressure monitoring control module. < Ref. to TIRE PRESSURE MONITORING CONTROL MODULE , REMOVAL, Tire Pressure Monitoring System. >	Go to step 2.
2 CHECK WIRING HARNESS. Measure the resistance between tire pressure monitoring control module and combination meter connector. Connector & terminal (i11) No. 6 - (R211) No. 2:	Is resistance less than 0.5 Ω?	Go to step 3.	Repair the harness and connector between tire pressure monitoring control module and combination meter.
3 CHECK POOR CONTACT IN CONNECTOR.	Is there poor contact in the tire pressure monitoring control module connector and combination meter connector?	Repair the connector.	Check the combination meter.