DTC C1A27-15: Compressor Circuit - Circuit short to battery or open: Action
- Refer to the applicable SYSTEM WIRING DIAGRAM(S) and check the integrity of the air suspension relay/air suspension compressor supply fusible link and the integrated suspension control module supply fusible link in the battery junction box. Repair or replace as required, clear DTC and retest
- If fault persists, refer to the applicable SYSTEM WIRING DIAGRAM(S) and check the air suspension compressor power supply circuit for short circuit to power, open circuit, high resistance. Repair circuit as required, clear DTC and retest
- If fault persists, check and install a new air suspension relay as required. Clear DTC and retest
- If fault persists, check and install a new integrated suspension control module as required. Clear DTC and retest