LEMON Manuals
: Even more car manuals for everyone: 1960-2025
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1999
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QX4
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Repair and Diagnosis (Single Page)
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Engine Performance
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Engine Controls - Self-Diagnostics - Introduction
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Self-Diagnostic System
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Retrieving Codes Using Generic Scan Tool (GST)
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Mode 3: Diagnostic Trouble Codes (DTCs)
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Mode 3: Diagnostic Trouble Codes (DTCs)
This mode gains access to emission related DTCs stored by PCM.