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Remove the cover (A) from the automatic lighting/rain sensor (B).
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Disconnect the 5P connector (C) from the automatic lighting/rain sensor.
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Inspect the connector and socket terminals to be sure they are all making good contact.
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With the connector still disconnected, make these input tests at the connector.
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If any test indicates a problem, find and correct the cause, then recheck the system.
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If all the input tests prove OK, replace the automatic lighting/rain sensor.
Cavity
|
Wire
|
Test condition
|
Test: Desired result
|
Possible cause if desired result is not obtained
|
3
|
BLK
|
Under all conditions
|
Check for continuity to ground: There should be continuity.
|
-
Poor ground (G501)
-
An open in the wire
|
1
|
LT BLU
|
Under all conditions
|
Measure the voltage to ground: There should be battery voltage.
|
|
2
|
YEL
|
Ignition switch ON (II)
|
Measure the voltage to ground: There should be battery voltage.
|
|
4
|
PUR
|
Under all conditions
|
Check for continuity between the No. 4 terminal and No. 9 (No. 10)
*
terminal of the combination light switch 12P connector: There should be continuity.
|
An open in the wire
|
5
|
GRN
|
Under all conditions
|
Check for continuity between the No. 5 terminal and No. 3 terminal of the under-dash fuse/relay box connector Q (16P): There should be continuity.
|
An open in the wire
|
*:
|
LHD model (Include KE and KN models)
|
|
|