TPM(diag)-28
Diagnostic Procedure with Diagnostic Trouble Code (DTC)
TIRE PRESSURE MONITORING SYSTEM (DIAGNOSTICS)
11.Diagnostic Procedure with Diagnostic Trouble Code (DTC)
A: DTC 11 FL AIR PRESSURE DECREASE
NOTE:
Refer to DTC 14 for diagnostic procedure.
Diagnostic Procedure with Diagnostic Trouble Code (DTC).>
B: DTC 12 FR AIR PRESSURE DECREASE
NOTE:
Refer to DTC 14 for diagnostic procedure.
Diagnostic Procedure with Diagnostic Trouble Code (DTC).>
C: DTC 13 RR AIR PRESSURE DECREASE
NOTE:
Refer to DTC 14 for diagnostic procedure.
Diagnostic Procedure with Diagnostic Trouble Code (DTC).>
D: DTC 14 RL AIR PRESSURE DECREASE
DTC DETECTING CONDITION:
Inflation pressure of each tire reduces under specifications (188 kPs (1.9 kgf/cm2, 27.3 psi) or less).
TROUBLE SYMPTOM:
Tire pressure warning light illuminates.
CAUTION:
When driving vehicle to perform driving test, there should be always 2 persons (driver and checker)
to check.
Step Check Yes No
1CHECK THE TIRES.
Lift-up the vehicle and check for damage in the
tires.
Are there cracks or damage? Replace the tire.
Tire.>
Go to step 2.
2CHECK THE TIRES.
Check the tire air pressure.
Is the tire pressure in the spec-
ifications?
Go to step 3.Adjust the air pres-
sure.
3CHECK THE TRANSMITTER
Drive the vehicle at a speed more than 40 km/h
(25 MPH) and compare the data from the
transmitter on the four wheels.
Is there a transmitter with dif-
ferent data?
Replace the trans-
mitter (tire pres-
sure sensor)
to WT-11, Tire
Pressure Monitor-
ing System.>.
Go to step 4.
4PERFORM DRIVING TEST.
1) Perform the clear memory mode.
TPM(diag)-9, CLEAR MEMORY, OPERATION,
Subaru Select Monitor.>
2) Perform the driving test.
TPM(diag)-17, PROCEDURE, Inspection
Mode.>
3) Read the DTC.
READ DIAGNOSTIC TROUBLE CODE (DTC),
OPERATION, Subaru Select Monitor.>
Is DTC displayed? Record the DTC.
Pe r for m t h e r e pa i r
according to DTC.
TPM(diag)-26, List
of Diagnostic Trou-
ble Code (DTC).>
Finish the diagno-
sis.
