9-5 Wagon (9600) L4-2.3L Turbo (B235) (1999)
^
Read status: horn, button.
^
The tester should show status: ON.
Test results OK?
YES
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Go to point 5.
NO
^
Continue fault diagnosis for trouble code B2371.
5. Check horn.
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Remove component: horn relay.
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Connect a jumper lead between terminals 1 and 2 of the relay holder.
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The horn should sound.
Test results OK?
YES
^
Replace: Horn relay.
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Go to point 8.
NO
^
Go to point 6.