Lexus RX300 (MCU15). Manual - part 120
I04265
N20125
1
2
OFF
ON
N21361
Wire Harness Side
1
2
–
BODY ELECTRICAL
IGNITION SWITCH AND KEY UNLOCK WARNING
SWITCH
BE–27
LEXUS RX300 (RM785E)
3.
INSPECT IGNITION KEY ILLUMINATION OPERATION
Connect the positive (+) lead from the battery to terminal 1 and
the negative (–) lead to terminal 2, and check that the indicator
light lights up.
If operation is not as specified, replace the switch.
4.
INSPECT IGNITION KEY ILLUMINATION CIRCUIT
(See page DI–588)
5.
INSPECT KEY UNLOCK WARNING SWITCH CONTI-
NUITY
Switch position
Tester connection
Specified condition
OFF (Key removed)
–
No continuity
ON (Key set)
1 – 2
Continuity
If continuity is not as specified, replace the switch.
6.
INSPECT KEY UNLOCK WARNING SWITCH CIRCUIT
(See page DI–590)
Connect the switch connector and inspect the connector on
wire harness side from the back side, as shown.
Tester connection
Condition
Specified condition
1 – Ground
Constant
Continuity
If circuit is not as specified, inspect the circuits connected to oth-
er parts.