Inspect Automatic Light Control; Inspect Light-Off Condition; Inspect Sensor Circuit - Toyota Celica 2000 Repair Manual

BE-18
Wire Harness Side:
3 -
Tester connectlor.
Ground
1
-Ground
1
-Ground
4 - Ground
4 -
Ground
-
BODY ElECTRICAL
HEADLIGHT AND TAILLIGHT SYSTEM
6. w/ Automatic light control system:

INSPECT AUTOMATIC LIGHT CONTROL

Gradually expose the sensor.
(a)
Verify that the headlights and the accessory lights turn
(b)
OFF.
7. Automatic light control system:
w/

INSPECT LIGHT-OFF CONDITION

Turn the ignition switch
(a)
Gradually cover the top of the sensor.
(b)
Lights auto
Verify that the lights will go out when light control switch
(c)
position is
bright.
Automatic light control system:
8.
wl

INSPECT SENSOR CIRCUIT

Disconnect the connector from the sensor and inspect the
(a)
connector on the wire harness side, as shown in the chart.
101254
Cond11i0n
Constant
Ignition switch LOCK or ACC
Ignition switch ON
Ignition switch LOCK or ACC
c1rcwt
If as spectfled, perfurm the 1nspect1on on the foUowmg
IS
page.
If the circuit is not as specified, inspect the circuit connected to
other parts.
ON.
ON:
or the area surrounding the sensor gets
OFF
Specified condition
Continuity
No voltage
Battery positive voltage
No voltage
5.2-9.0V
.
.
.