Diagnostic trouble code (DTC) information

Condition 

Diagnostic trouble code (DTC) CEM-1A23 is stored if the central electronic module (CEM) registers an open-circuit in the signal cable to relay 2/29 for extended X-supply or that the relay has been incorrectly installed.

Substitute Value 

None

Possible Source 

• Incorrectly installed relay.
• Contact resistance in the relay terminal.

Fault symptom[s] 

• Power seat does not operate at all.
• The instrument lighting does not operate.
• No instruments operating.