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Sterling
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1988
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825 SL, 2.5 C
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Repair and Diagnosis
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Engine Performance
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System
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Electronic Control System
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Trouble Shooting
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Notes
Trouble Shooting: Notes
NOTE:
Observe PGM-F1 or Check Engine light. If light is on and no codes are flashed by the Red LED on the ECU, this indicates that back-up system is in operation.