F 250 2WD Super Duty V10-6.8L (2009)
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Is the voltage greater than 10 volts?
Yes
GO to A4.
No
GO to A3.
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A3 CHECK THE HORN RELAY COIL GROUND CIRCUIT FOR AN OPEN
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Disconnect: SJB C2280b.
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Measure the resistance between the clockspring C218a-8, circuit SRH01 (YE/RD), harness side and the SJB C2280b-41, circuit SRH01 (YE/RD),
harness side.
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Is the resistance less than 5 ohms?
Yes
GO to A10.
No
REPAIR circuit SRH01 (YE/RD) for an open. REPOWER the SRS. REFER to Air Bag Systems. TEST the system for normal operation.
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A4 CHECK FOR VOLTAGE TO THE CLOCKSPRING USING THE CONNECTOR GROUND
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Measure the voltage between the clockspring C218a-8, circuit SRH01 (YE/RD), harness side and the clockspring C218a-5, circuit GD116
(BK/VT), harness side.
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Is the voltage greater than 10 volts?
Yes
GO to A5.
No
