Personal Light Assembly: Inspection

WARNING: This page is about a different car, the 2006 Lexus IS 350 and 2006 Lexus IS 250. However, it is still accessible from the selected car via links, so may be relevant.

INSPECT OVERHEAD JUNCTION BLOCK (PERSONAL LIGHT)

Disconnect the R5 connector from the personal light.

Measure the resistance of the connector.

Standard resistance

SPECIFIED CONDITION AND TESTER CONNECTION

Tester Connection	Condition	Specified Condition
R5-18 (GND3) - Body ground	Always	Below 1 Ω

Measure the voltage of the connector.

Standard voltage

SPECIFIED CONDITION AND TESTER CONNECTION

Tester Connection	Condition	Specified Condition
R5-1 (+B) - Body ground	Always	10 to 14 V

Fig 1: Identifying R5 Connector From Personal Light

Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

If the result is not as specified, repair or replace wire harness or connector.

Connect the (+) lead from the battery to terminal 1 and the (-) lead to terminal 18.
Check that the personal light comes on.

SPECIFIED CONDITION REFERENCE

Condition	Specified Condition
LH side personal light ON	LH side personal light comes ON
LH side personal light OFF	LH side personal light does not come ON
RH side personal light ON	RH side personal light comes ON
RH side personal light OFF	RH side personal light does not come ON

Fig 2: Connecting (+) Lead From Battery To Terminal 1 And (-) Lead To Terminal 18

Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

If the result is not as specified, replace the overhead J/B assembly.