TIRE PRESSURE MONITORING SYSTEM (DIAGNOSTICS) > Tire Pressure Warning Light / Trouble Indicator Light Illumination Pattern
TIRE PRESSURE WARNING LIGHT IS 25 TIMES BLINKING AND TURN ON
Detecting condition:
• Defective TPMS & keyless entry CM or TPMS CM
• Defective harness
• Transmitter is faulty.
Trouble symptom:
Every time the engine starts, tire pressure warning light blinks 25 times and then illuminates.
Wiring diagram:
Tire Pressure Monitoring System Tire Pressure Monitoring System > WIRING DIAGRAM">

| STEP | CHECK | YES | NO |
1.CHECK DTC.
Connect the Subaru Select Monitor, and read the Diagnostic Trouble Code. Read Diagnostic Trouble Code (DTC) > OPERATION">
Is diagnostics code (DTC) displayed?
Perform the diagnosis according to the DTC. List of Diagnostic Trouble Code (DTC)">
Tire Pressure Warning Light / Trouble Indicator Light Illumination Pattern > TIRE PRESSURE WARNING LIGHT IS 25 TIMES BLINKING AND TURN ON">Go to Step 2.
2.CHECK LAN COMMUNICATION.
Inspect LAN system. Basic Diagnostic Procedure > PROCEDURE">
Is there any fault?
Repair it according to the diagnosis for LAN system.
Tire Pressure Warning Light / Trouble Indicator Light Illumination Pattern > TIRE PRESSURE WARNING LIGHT IS 25 TIMES BLINKING AND TURN ON">Go to Step 3.
3.CHECK HARNESS.
Measure the resistance between TPMS & keyless entry CM or TPMS CM and body integrated unit.
Connector & terminal
Without keyless access with push button start
(R221) No. 11 — (i171) No. 11:
With keyless access with push button start
(R211) No. 11 — (i171) No. 11:
Is the resistance less than 10 ??
Tire Pressure Warning Light / Trouble Indicator Light Illumination Pattern > TIRE PRESSURE WARNING LIGHT IS 25 TIMES BLINKING AND TURN ON">Go to Step 4.
Repair the harness.
4.CHECK CONNECTOR.
Check each connector.
Is there poor contact or any other faults?
Repair the connector.
Replace the TPMS & keyless entry CM or TPMS CM. Tire Pressure Monitoring System">
Inspection
Tire pressure warning light does not come onInspection
CONTINUOUSLY VARIABLE TRANSMISSION(TR580) > Forward Clutch AssemblyINSPECTION• Check the forward clutch drum, internal gear, sun gear and forward clutch piston lip for wear or damage.• Inspect the drive plate facing for wear and damage.• Check the driven plate for discoloration ...
Replacing transmitter battery
1. Open the key head using a flat-head
screwdriver.
2. Remove the transmitter case from the
key head.
3. Open the transmitter case by releasing
the hooks.
1) Negative (−) side facing up
4. Replace the old battery with a new
battery (type CR1620 or equivalent) making
su ...
Caution
Blind Spot Detection/Rear Cross Traffic Alert (DIAGNOSTICS) > General DescriptionCAUTION1. BSD/RCTA(1) In some cases, BSD/RCTA may not work correctly under the following conditions.• In bad weather such as heavy rain, fog, snow, sand storm, etc.• When ice, snow, dirt, etc. cover the r ...