GSIC - Global Service Information Center

# LIGHTING SYSTEM > ON-VEHICLE INSPECTION

## for Preparation Click here

1. CHECK TURN SIGNAL FLASHER RELAY

1. Disconnect the T22 relay connector.

1. 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.

1. Reconnect the T22 relay connector.

1. 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