LIGHTING SYSTEM > ON-VEHICLE INSPECTION

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1. Disconnect the T22 relay connector.
   

2. Measure the voltage of the wire harness side connector.
   
   

   
   
   
   
   

   Standard voltage: 

   Tester Connection	Condition	Specified Condition
   T22-1 (IG) - Body ground	Ignition switch OFF	Below 1 V
   T22-1 (IG) - Body ground	Ignition switch ON	10 to 14 V
   T22-4 (+B) - Body ground	Always	10 to 14 V
   T22-7 (GND) - Body ground	Always	Below 1 V

   1. If the result is not as specified, there may be a malfunction on the wire harness side.
      

3. Reconnect the T22 relay connector.
   

4. Measure the voltage of the connector.
   
   

   Standard voltage: 

   Tester Connection	Condition	Specified Condition
   T22-2 (LR) - Body ground	Hazard warning switch OFF	Below 1 V
   T22-2 (LR) - Body ground	Hazard warning switch OFF	10 to 14 V (60 to 120 times per minute)
   T22-2 (LR) - Body ground	Ignition switch ON and turn signal switch (right turn) OFF	Below 1 V
   T22-2 (LR) - Body ground	Ignition switch ON and turn signal switch (right turn) ON	10 to 14 V (60 to 120 times per minute)
   T22-3 (LL) - Body ground	Hazard warning switch OFF	Below 1 V
   T22-3 (LL) - Body ground	Hazard warning switch ON	10 to 14 V (60 to 120 times per minute)
   T22-3 (LL) - Body ground	Ignition switch ON and turn signal switch (left turn) OFF	Below 1 V
   T22-3 (LL) - Body ground	Ignition switch ON and turn signal switch (left turn) ON	10 to 14 V (60 to 120 times per minute)
   T22-5 (EL) - Body ground	Ignition switch ON and turn signal switch (left turn) OFF	10 to 14 V
   T22-5 (EL) - Body ground	Ignition switch ON and turn signal switch (left turn) ON	Below 1 V
   T22-6 (ER) - Body ground	Ignition switch ON and turn signal switch (right turn) OFF	10 to 14 V
   T22-4 (ER) - Body ground	Ignition switch ON and turn signal switch (right turn) ON	Below 1 V
   T22-8 (HAZ) - Body ground	Hazard warning switch OFF	10 to 14 V
   T22-8 (HAZ) - Body ground	Hazard warning switch ON	Below 1 V