Diagnostic trouble code information

Condition 

If the control unit registers that the signal on the relay coil 2/17 is not present/too low when the signal horn is activated, diagnostic trouble code CEM-8FA3 is set.

Substitute Value 

• None.

Possible Source 

• Oxidation of relay socket contacts.
• Relay is loose or missing.
• Faulty relay, open circuit/short circuit to ground in relay coil.

Fault symptom[s] 

• Horn does not work.