LOW TIRE PRESSURE WARNING LAMP BLINKS

1. Turn the ignition switch ON.
   ■ CAUTION ■
   Never start the engine.
   
2. Check the voltage between the tire pressure warning check switch connector and the ground.

Tire pressure warning check switch		—	Voltage
Connector	Terminal
M23	1	Ground	7.6 - 14.6 V

YES>>Repair or replace the circuit in the low tire pressure warning control unit. Or, replace the low tire pressure warning control unit.

NO>>GO TO 2.

1. Turn the ignition switch OFF.
2. Disconnect the low tire pressure warning control unit harness connector.
3. Check the continuity between the terminals of the low tire pressure warning control unit harness connector and the tire pressure warning check switch connector.
   

   Low tire pressure warning control unit		Tire pressure warning check switch		Continuity
   Connector	Terminal	Connector	Terminal
   M14	12	M23	1	Existed

   
   
4. Check the continuity between the low tire pressure warning control unit harness connector and the ground.
   

   Low tire pressure warning control unit		—	Continuity
   Connector	Terminal
   M14	12	Ground	Not existed

   
   

YES>>GO TO 3.

NO>>Repair or replace error-detected parts.

Check the input/output signals of the low tire pressure warning control unit. Refer to Reference Value (GT-R certified NISSAN dealer).

YES>>Replace the low tire pressure warning control unit.

NO>>GO TO 4.

Check for looseness or damage at the harness connector pins of the low tire pressure warning control unit.

YES>>INSPECTION END

NO>>Repair or replace error-detected parts.