OBD-II FAULT CODE
C1161

Air Pressure Low Circuit Short to Gnd

Reference information for C1161. Because this is manufacturer-specific, confirm the exact definition for the vehicle before using the diagnostic guidance below.

Manufacturer-specific code

This code can have different meanings depending on vehicle make, model and year. Treat the definition below as a reference and confirm it with OEM service information before diagnosis or repair.

ChassisSystem
Electrical circuit / sensorCategory
MediumSeverity
  • ABS/traction/steering/suspension warning lamp or abnormal chassis behaviour
  • Low signal voltage
  • Weak power supply
  • High resistance/poor ground
  • Failed sensor
  • Inspect wheel/brake/suspension area, connectors, sensor wiring and module power/ground
  • Check sensor reference voltage, ground and signal voltage
  • Repair poor ground/power feed or replace confirmed faulty sensor
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Disclaimer: Information is provided for general guidance only and may not apply to all vehicles. Always consult a qualified technician.