Tire Pressure Warning Light Circuit [12/2013 - ]: Procedure

1. Check if CAN communication system DTCs are output.

   Refer to DIAGNOSIS SYSTEM [12/2013 - 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 [12/2013 - 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 [12/2013 - ]

   Body Electrical > Main Body > Clear DTCs 

2. Turn the ignition switch off.
3. Turn the ignition switch to ON.
4. Check for DTCs.

   Refer to DTC CHECK / CLEAR [12/2013 - ]

   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 [12/2013 - 11/2016]  

Refer to  DTC B1247: Tire Pressure Monitor Receiver Communication Stop [11/2016 - ]  

Result: 

OK 

See step  3

1. Turn the ignition switch off.
2. Connect the Techstream to the DLC3.
3. Turn the ignition switch to ON.
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	Confirm that the vehicle is stopped with the engine idling.

   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 [12/2013 - ] 

Result: 

NG 

GO TO METER / GAUGE SYSTEM. 

Refer to  HOW TO PROCEED WITH TROUBLESHOOTING [12/2013 - ]