Page 977 of 2453
TPM(diag)-27
List of Diagnostic Trouble Code (DTC)
TIRE PRESSURE MONITORING SYSTEM (DIAGNOSTICS)
51 FL transmitter battery low voltage Transmitter battery voltage is low.
MIT BATTERY LOW VOLTAGE, Diagnostic
Procedure with Diagnostic Trouble Code
(DTC).>
52 FR transmit battery low voltage. Transmitter battery voltage is low.
MIT BATTERY LOW VOLTAGE, Diagnostic
Procedure with Diagnostic Trouble Code
(DTC).>
53 RR transmit battery low voltage. Transmitter battery voltage is low.
MIT BATTERY LOW VOLTAGE, Diagnostic
Procedure with Diagnostic Trouble Code
(DTC).>
54 RL transmit battery low voltage. Transmitter battery voltage is low.
MIT BATTERY LOW VOLTAGE, Diagnostic
Procedure with Diagnostic Trouble Code
(DTC).>
61 Vehicle speed is abnormal.
Ve h i c l e s p e e d s i g n a l i s n o t i n p u t
to the control module with the
vehicle speed more than 25 km/h.
SPEED IS ABNORMAL, Diagnostic Procedure
with Diagnostic Trouble Code (DTC).>
DTC Item Contents of diagnosis Remarks
Page 978 of 2453

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.
Page 979 of 2453

TPM(diag)-29
Diagnostic Procedure with Diagnostic Trouble Code (DTC)
TIRE PRESSURE MONITORING SYSTEM (DIAGNOSTICS)
E: DTC 21 NO FL TRANSMITTER DATA
NOTE:
Refer to DTC 24 for diagnostic procedure.
agnostic Procedure with Diagnostic Trouble Code (DTC).>
F: DTC 22 NO FR TRANSMITTER DATA
NOTE:
Refer to DTC 24 for diagnostic procedure.
agnostic Procedure with Diagnostic Trouble Code (DTC).>
G: DTC 23 NO RR TRANSMITTER DATA
NOTE:
Refer to DTC 24 for diagnostic procedure.
agnostic Procedure with Diagnostic Trouble Code (DTC).>
H: DTC 24 NO RL TRANSMITTER DATA
DTC DETECTING CONDITION:
Data from each transmitter is not received for 10 minutes.
TROUBLE SYMPTOM:
Tire pressure warning light blinks.
Step Check Yes No
1START FL TRANSMITTER.
1) Connect the Subaru Select Monitor and
then turn the ignition switch to ON.
2) Select “Transmitter ID”.
10, DISPLAY TRANSMITTER (ID)., OPERA-
TION, Subaru Select Monitor.>
3) Use the transmitter registration tool and
transmit the ID from the FL transmitter to check
“Latest Received ID”.
Is “Latest Received ID”
updated?
Go to step 2.Replace the FL
transmitter.
to WT-11,
REMOVAL, Tire
Pressure Monitor-
ing System.>
2CHECK FL TRANSMITTER ID.
Check the ID displayed in the updated ID dis-
play and the FL registered ID.
Are the two IDs same? Go to step 3.Record the
received ID update
as the FL transmit-
ter. Go to step 3.
3START FR TRANSMITTER.
Use the transmitter registration tool and trans-
mit the ID from the FR transmitter to check
“Latest Received ID”.
Is “Latest Received ID”
updated?
Go to step 4.Replace the FR
transmitter.
to WT-11,
REMOVAL, Tire
Pressure Monitor-
ing System.>
4CHECK FR TRANSMITTER ID.
Check the ID displayed in the updated ID dis-
play and the FR registered ID.
Are the two IDs same? Go to step 5.Record the
received ID update
as the FR trans-
mitter. Go to step
5.
5START RR TRANSMITTER.
Use the transmitter registration tool and trans-
mit the ID from the RR transmitter to check
“Latest Received ID”.
Is “Latest Received ID”
updated?
Go to step 6.Replace the RR
transmitter.
to WT-11,
REMOVAL, Tire
Pressure Monitor-
ing System.>
6CHECK RR TRANSMITTER ID.
Check the ID displayed in the updated ID dis-
play and the RR registered ID.
Are the two IDs same? Go to step 7.Record the
received ID update
as the RR trans-
mitter. Go to step
7.
Page 980 of 2453

TPM(diag)-30
Diagnostic Procedure with Diagnostic Trouble Code (DTC)
TIRE PRESSURE MONITORING SYSTEM (DIAGNOSTICS)
CAUTION:
When driving vehicle to perform driving test, there should be always 2 persons (driver and checker)
to check.
I: DTC 31 FL TRANSMIT PRES DATA ABNORMAL
NOTE:
Refer to DTC 34 for diagnostic procedure.
NORMAL, Diagnostic Procedure with Diagnostic Trouble Code (DTC).>
J: DTC 32 FR TRANSMIT PRES DATA ABNORMAL
NOTE:
Refer to DTC 34 for diagnostic procedure.
NORMAL, Diagnostic Procedure with Diagnostic Trouble Code (DTC).>
K: DTC 33 RR TRANSMIT PRES DATA ABNORMAL
NOTE:
Refer to DTC 34 for diagnostic procedure.
NORMAL, Diagnostic Procedure with Diagnostic Trouble Code (DTC).>
7START RL TRANSMITTER.
Use the transmitter registration tool and trans-
mit the ID from the RL transmitter to check
“Latest Received ID”.
Is “Latest Received ID”
updated?
Go to step 8.Replace the RL
transmitter.
to WT-11,
REMOVAL, Tire
Pressure Monitor-
ing System.>
8CHECK RL TRANSMITTER ID.
Check the ID displayed in the updated ID dis-
play and the RL registered ID.
Are the two IDs same? Go to step 9.Record the
received ID update
as the RL transmit-
ter. Go to step 9.
9CHECK MALFUNCTION TRANSMITTER.Is ID recorded by this proce-
dure?
Go to step 10.Replace the trans-
mitter indicated by
DTC.
11, REMOVAL,
Tire Pressure
Monitoring Sys-
tem.>
10 CHECK MALFUNCTION TRANSMITTER.
Check the registered ID of the transmitter indi-
cated by DTC.
Is there checked ID in the
record?
Replace the trans-
mitter of the
recorded position.
REMOVAL, Tire
Pressure Monitor-
ing System.>
Replace the trans-
mitter indicated by
DTC.
11, REMOVAL,
Tire Pressure
Monitoring Sys-
tem.>
Step Check Yes No
Page 981 of 2453

TPM(diag)-31
Diagnostic Procedure with Diagnostic Trouble Code (DTC)
TIRE PRESSURE MONITORING SYSTEM (DIAGNOSTICS)
L: DTC 34 RL TRANSMIT PRES DATA ABNORMAL
DTC DETECTING CONDITION:
•When comparing the data from each transmitter to the previous data, the change is large.
•The pressure exceeds what the transmitter can measure. (Excessive pressure)
TROUBLE SYMPTOM:
Tire pressure warning light blinks.
Step Check Yes No
1START FL TRANSMITTER.
1) Connect the Subaru Select Monitor and
then turn the ignition switch to ON.
2) Select “Transmitter ID”.
10, DISPLAY TRANSMITTER (ID)., OPERA-
TION, Subaru Select Monitor.>
3) Use the transmitter registration tool and
transmit the ID from the FL transmitter to check
“Latest Received ID”.
Is “Latest Received ID”
updated?
Go to step 2.Replace the FL
transmitter.
to WT-11,
REMOVAL, Tire
Pressure Monitor-
ing System.>
2CHECK FL TRANSMITTER ID.
Check the ID displayed in the updated ID dis-
play and the FL registered ID.
Are the two IDs same? Go to step 3.Record the
received ID update
as the FL transmit-
ter. Go to step 3.
3START FR TRANSMITTER.
Use the transmitter registration tool and trans-
mit the ID from the FR transmitter to check
“Latest Received ID”.
Is “Latest Received ID”
updated?
Go to step 4.Replace the FR
transmitter.
to WT-11,
REMOVAL, Tire
Pressure Monitor-
ing System.>
4CHECK FR TRANSMITTER ID.
Check the ID displayed in the updated ID dis-
play and the FR registered ID.
Are the two IDs same? Go to step 5.Record the
received ID update
as the FR trans-
mitter. Go to step
5.
5START RR TRANSMITTER.
Use the transmitter registration tool and trans-
mit the ID from the RR transmitter to check
“Latest Received ID”.
Is “Latest Received ID”
updated?
Go to step 6.Replace the RR
transmitter.
to WT-11,
REMOVAL, Tire
Pressure Monitor-
ing System.>
6CHECK RR TRANSMITTER ID.
Check the ID displayed in the updated ID dis-
play and the RR registered ID.
Are the two IDs same? Go to step 7.Record the
received ID update
as the RR trans-
mitter. Go to step
7.
7START RL TRANSMITTER.
Use the transmitter registration tool and trans-
mit the ID from the RL transmitter to check
“Latest Received ID”.
Is “Latest Received ID”
updated?
Go to step 8.Replace the RL
transmitter.
to WT-11,
REMOVAL, Tire
Pressure Monitor-
ing System.>
8CHECK RL TRANSMITTER ID.
Check the ID displayed in the updated ID dis-
play and the RL registered ID.
Are the two IDs same? Go to step 9.Record the
received ID update
as the RL transmit-
ter. Go to step 9.
9CHECK MALFUNCTION TRANSMITTER.Is ID recorded by this proce-
dure?
Go to step 10.Replace the trans-
mitter indicated by
DTC.
10 CHECK MALFUNCTION TRANSMITTER.
Check the registered ID of the transmitter indi-
cated by DTC.
Is there checked ID in the
record?
Replace the trans-
mitter of the
recorded position.
REMOVAL, Tire
Pressure Monitor-
ing System.>
Replace the trans-
mitter indicated by
DTC.
11, REMOVAL,
Tire Pressure
Monitoring Sys-
tem.>
Page 982 of 2453

TPM(diag)-32
Diagnostic Procedure with Diagnostic Trouble Code (DTC)
TIRE PRESSURE MONITORING SYSTEM (DIAGNOSTICS)
M: DTC 41 FL TRANS FUNCTION CODE ABNORMAL
NOTE:
Refer to DTC 44 for diagnostic procedure.
ABNORMAL, Diagnostic Procedure with Diagnostic Trouble Code (DTC).>
N: DTC 42 FR TRANS FUNCTION CODE ABNORMAL
NOTE:
Refer to DTC 44 for diagnostic procedure.
ABNORMAL, Diagnostic Procedure with Diagnostic Trouble Code (DTC).>
O: DTC 43 RR TRANS FUNCTION CODE ABNORMAL
NOTE:
Refer to DTC 44 for diagnostic procedure.
ABNORMAL, Diagnostic Procedure with Diagnostic Trouble Code (DTC).>
P: DTC 44 RL TRANS FUNCTION CODE ABNORMAL
DTC DETECTING CONDITION:
Unexpected function codes received from each transmitter.
TROUBLE SYMPTOM:
Tire pressure warning light blinks.
Step Check Yes No
1START FL TRANSMITTER.
1) Connect the Subaru Select Monitor and
then turn the ignition switch to ON.
2) Select “Transmitter ID”.
10, DISPLAY TRANSMITTER (ID)., OPERA-
TION, Subaru Select Monitor.>
3) Use the transmitter registration tool and
transmit the ID from the FL transmitter to check
“Latest Received ID”.
Is “Latest Received ID”
updated?
Go to step 2.Replace the FL
transmitter.
to WT-11,
REMOVAL, Tire
Pressure Monitor-
ing System.>
2CHECK FL TRANSMITTER ID.
Check the ID displayed in the updated ID dis-
play and the FL registered ID.
Are the two IDs same? Go to step 3.Record the
received ID update
as the FL transmit-
ter. Go to step 3.
3START FR TRANSMITTER.
Use the transmitter registration tool and trans-
mit the ID from the FR transmitter to check
“Latest Received ID”.
Is “Latest Received ID”
updated?
Go to step 4.Replace the FR
transmitter.
to WT-11,
REMOVAL, Tire
Pressure Monitor-
ing System.>
4CHECK FR TRANSMITTER ID.
Check the ID displayed in the updated ID dis-
play and the FR registered ID.
Are the two IDs same? Go to step 5.Record the
received ID update
as the FR trans-
mitter. Go to step
5.
5START RR TRANSMITTER.
Use the transmitter registration tool and trans-
mit the ID from the RR transmitter to check
“Latest Received ID”.
Is “Latest Received ID”
updated?
Go to step 6.Replace the RR
transmitter.
to WT-11,
REMOVAL, Tire
Pressure Monitor-
ing System.>
6CHECK RR TRANSMITTER ID.
Check the ID displayed in the updated ID dis-
play and the RR registered ID.
Are the two IDs same? Go to step 7.Record the
received ID update
as the RR trans-
mitter. Go to step
7.
Page 983 of 2453

TPM(diag)-33
Diagnostic Procedure with Diagnostic Trouble Code (DTC)
TIRE PRESSURE MONITORING SYSTEM (DIAGNOSTICS)
Q: DTC 51 FL TRANSMIT BATTERY LOW VOLTAGE
NOTE:
Refer to DTC 54 for diagnostic procedure.
VOLTAGE, Diagnostic Procedure with Diagnostic Trouble Code (DTC).>
R: DTC 52 FR TRANSMIT BATTERY LOW VOLTAGE
NOTE:
Refer to DTC 54 for diagnostic procedure.
VOLTAGE, Diagnostic Procedure with Diagnostic Trouble Code (DTC).>
S: DTC 53 RR TRANSMIT BATTERY LOW VOLTAGE
NOTE:
Refer to DTC 54 for diagnostic procedure.
VOLTAGE, Diagnostic Procedure with Diagnostic Trouble Code (DTC).>
T: DTC 54 RL TRANSMIT BATTERY LOW VOLTAGE
DTC DETECTING CONDITION:
Low battery signals received 20 times from each transmitter.
TROUBLE SYMPTOM:
Tire pressure warning light blinks.
7START RL TRANSMITTER.
Use the transmitter registration tool and trans-
mit the ID from the RL transmitter to check
“Latest Received ID”.
Is “Latest Received ID”
updated?
Go to step 8.Replace the RL
transmitter.
to WT-11,
REMOVAL, Tire
Pressure Monitor-
ing System.>
8CHECK RL TRANSMITTER ID.
Check the ID displayed in the updated ID dis-
play and the RL registered ID.
Are the two IDs same? Go to step 9.Record the
received ID update
as the RL transmit-
ter. Go to step 9.
9CHECK MALFUNCTION TRANSMITTER.Is ID recorded by this proce-
dure?
Go to step 10.Replace the trans-
mitter indicated by
DTC.
11, REMOVAL,
Tire Pressure
Monitoring Sys-
tem.>
10 CHECK MALFUNCTION TRANSMITTER.
Check the registered ID of the transmitter indi-
cated by DTC.
Is there checked ID in the
record?
Replace the trans-
mitter of the
recorded position.
REMOVAL, Tire
Pressure Monitor-
ing System.>
Replace the trans-
mitter indicated by
DTC.
11, REMOVAL,
Tire Pressure
Monitoring Sys-
tem.>
Step Check Yes No
Step Check Yes No
1CHECK TRANSMITTER.
1) Replace all transmitters with new ones and
register their IDs.
Tire Pressure Monitoring System.>
TPM(diag)-9, REGISTER TRANSMITTER ID,
OPERATION, Subaru Select Monitor.>
2) Perform the clear memory mode, and per-
form driving test.
Is the fault eliminated? Transmitter
embedded battery
has worn out.
REMOVAL, Tire
Pressure Monitor-
ing System.>
Replace the tire
pressure monitor-
ing control module.
REMOVAL, Tire
Pressure Monitor-
ing System.>
Page 984 of 2453
TPM(diag)-34
Diagnostic Procedure with Diagnostic Trouble Code (DTC)
TIRE PRESSURE MONITORING SYSTEM (DIAGNOSTICS)
U: DTC 61 VEHICLE SPEED IS ABNORMAL
DTC DETECTING CONDITION:
Vehicle speed function codes were received from the transmitter, but the vehicle speed signal was not input
to the module.
TROUBLE SYMPTOM:
Tire pressure warning light blinks.
WIRING DIAGRAM:
TPM00020
4
COMBINATIONMETER
A:i10
A1
A27
R2
R7
R211
A2
I/F
8
9
TPM CONTROL MODULE
i102
1238910411 12 1314 15 16567
A:i10
12345 678910111219 20 2113 14 15 161718 22
R211
16
B310
MICROCOMPUTER
SPEEDOMETER
FB-17 F/B FUSE NO. 7(B)
TO POWER SUPPLYCIRCUIT
i3B38
B38
1234 5678910 11 12 13 14 15 16 17 18 19 20
36
VDC CONTROL MODULE
123456789101112
B310
12345678910 11 12 13 14
15 16 17 18 19 2021 22 23 24 25 26 27 2829 30 31 32 33 3435 36 37 38 39403940
27 283940