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Focus L4-2.0L
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Diagnostic Trouble Code Tests and Associated Procedures
Diagnostic Trouble Code Tests and Associated Procedures
HVAC MODULE DTC CHART
NOTE:
Some PCM DTCs may inhibit A/C operation. If any PCM DTCs are retrieved, diagnose those first. Refer to Computers and Control Systems.
B12AA-B1200:
B12AF-B2827 / U0140-U2050: