Tire Pressure Warning Light Circuit [02/2014 - ]: Procedure

1. Check if CAN communication system DTCs are output.

   Refer to DIAGNOSIS SYSTEM [02/2014 - 11/2016]

   Refer to DIAGNOSIS SYSTEM [11/2016 - ]

   Result	Proceed to
   DTCs are not output.	A
   DTCs are output.	B

Result: 

B 

GO TO CAN COMMUNICATION SYSTEM. 

Refer to  HOW TO PROCEED WITH TROUBLESHOOTING [02/2014 - 11/2016] 

Refer to  HOW TO PROCEED WITH TROUBLESHOOTING [11/2016 - ] 

Result: 

A 

See step  2

1. Clear the DTCs.

   Refer to DTC CHECK / CLEAR [02/2014 - ]

   Body Electrical > Main Body > Clear DTCs 

2. Turn the power switch off.
3. Turn the power switch on (IG).
4. Check for DTCs.

   Refer to DTC CHECK / CLEAR [02/2014 - ]

   Body Electrical > Main Body > Trouble Codes 

   OK

   DTC B1247 is not output.

   Proceed to
   OK
   NG

Result: 

NG 

GO TO DTC (B1247). 

Refer to  DTC B1247: Tire Pressure Monitor Receiver Communication Stop [02/2014 - ]  

Result: 

OK 

See step  3

1. Turn the power switch off.
2. Connect the Techstream to the DLC3.
3. Turn the power switch on (IG).
4. Turn the Techstream on.
5. Enter the following menus: Body Electrical / Combination Meter / Active Test.
6. Check the condition of the tire pressure warning light using the Techstream.

   Body Electrical > Combination Meter > Active Test 

   Tester Display	Measurement Item	Control Range	Diagnostic Note
   Indicat. Tire Pressure Warning System	Tire pressure warning light	OFF or ON	-

   Body Electrical > Combination Meter > Active Test 

   Tester Display
   Indicat. Tire Pressure Warning System

   OK

   The tire pressure warning light turns on or off in accordance with the Techstream operation.

   Proceed to
   OK
   NG

Result: 

OK 

REPLACE TIRE PRESSURE WARNING ECU AND RECEIVER. 

Refer to  REMOVAL [02/2014 - ] 

Result: 

NG 

GO TO METER / GAUGE SYSTEM. 

Refer to  HOW TO PROCEED WITH TROUBLESHOOTING [02/2014 - ]