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Volvo
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1998
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S70 GT, Standard
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Repair and Diagnosis
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Engine Performance
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System
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Engine Controls - Tests W/Codes
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Diagnostic Tests
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DTC P1605/EFI 535: Ignition Discharge Module Group E - High
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Possible Causes
Possible Causes
Short circuit to supply voltage in A/C relay signal cable
Defective A/C relay