Chrysler 2005 Crossfire SRT6 Service Manual page 3572

23 - 24 BODY - ELECTRICAL DIAGNOSTICS
REAR SPOILER MOTOR FAILURE (CONTINUED)
2.
OPEN REAR SPOILER DRIVER (DOWN) CIRCUIT
With the ignition off.
Measure the resistance of the Rear Spoiler Driver (Down) circuit from
the BCM C4 harness connector to the Rear Spoiler Motor harness
connector.
Is the resistance below 5.0 ohms?
Yes >> Go to 3
No >> Repair the Rear Spoiler Driver (Down) circuit for an open.
Perform REAR SPOILER VERIFICATION TEST.
3.
REAR SPOILER DRIVER (UP) CIRCUIT SHORT TO B(+)
Turn the ignition on.
Measure the voltage of the Rear Spoiler Driver (Up) circuit at the Rear
Spoiler Motor harness connector.
Is the voltage above 1.0 volt?
Yes >> Repair the Rear Spoiler Driver (Up) circuit for a short to
B(+).
Perform REAR SPOILER VERIFICATION TEST.
No >> Go to 4
4.
REAR SPOILER DRIVER (DOWN) CIRCUIT SHORT TO B(+)
With the ignition on.
Measure the voltage of the Rear Spoiler Driver (Down) circuit at the
Rear Spoiler Motor harness connector.
Is the voltage above 1.0 volt?
Yes >> Repair the Rear Spoiler Driver (Down) circuit for a short to
B(+).
Perform REAR SPOILER VERIFICATION TEST.
No >> Go to 5
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