Diagnostic Trouble Code Tests and Associated Procedures

Rear Air Suspension Control Module Diagnostic Trouble Code (DTC) Index

NOTE: If rear air suspension control module C2131b is disconnected before rear air suspension control module C2131a DTCs C183O, C1770, C1790 and C1795 will be retrieved and must be cleared before an accurate list of continuous DTCs can be retrieved. The DTCs C1441 and C1442 will only be retrieved when running the electronic variable orifice (EVO) functional test on the scan tool. The DTC C1897 will only be retrieved once per ignition switch cycle.





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