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Home / DTC / C2324 — Steering Angle Sensor Circuit — Intermittent

C2324 — Steering Angle Sensor Circuit — Intermittent

Detailed page for trouble code C2324.

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Code

C2324

HYUNDAI C — Chassis

Steering Angle Sensor Circuit — Intermittent

Brand: HYUNDAI
Type: C — Chassis
AI status
Completed
ready
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Page language: EN

Causes

  • Intermittent open or short in steering angle sensor wiring harness
  • Poor or corroded connector connection at the sensor or module
  • Intermittent power (reference) or ground connection to the sensor
  • Water intrusion or contamination of sensor/connector
  • Internal steering angle sensor fault
  • Intermittent CAN/communication fault between steering angle sensor and control modules

Symptoms

  • ABS, ESC, or traction control warning lamp illuminated intermittently
  • Steering wheel angle reading jumps, drifts, or shows zero in scan tool live data
  • Intermittent loss of traction/stability assist or altered EPS assist feel
  • Adaptive steering/driver assistance features disabled or unavailable
  • DTC appears sporadically and may clear after ignition cycles

What to check

  • Retrieve freeze-frame and full code history with a scan tool; note when the code sets
  • Scan live data: monitor steering angle sensor output while turning the wheel slowly and quickly
  • Check for related communication codes (U0xxx series) or ABS/ESC codes
  • Visually inspect wiring and connectors at the steering angle sensor and steering column for damage, corrosion, or moisture
  • Backprobe sensor connector to verify 5V reference, ground, and signal while operating steering wheel
  • Perform wiggle test of harness/connector while watching live data to reproduce the intermittent

Signal parameters

  • Typical supply/reference: +5 V (verify exact value to specification)
  • Ground: low resistance to chassis ground (
  • Signal: variable voltage or digital CAN message representing wheel angle (0–5 V analog or SAE/J2716 CAN angle message depending on system)
  • Signal update rate: typically 10–100 Hz depending on module
  • Expected behavior: smooth, monotonic voltage change as wheel is turned; no sudden drops to 0 V or spikes to supply
  • Resistance: if removable, sensor internal winding resistance should be within manufacturer spec (measure only if spec available)

Diagnostic algorithm

  1. Connect a full-function scan tool, record freeze-frame and live data while turning the steering wheel; note when the fault appears. 2) Clear codes and attempt to reproduce; if intermittent, try road test under conditions reported. 3) Visually inspect steering column wiring, harness, and connectors for damage, corrosion, pinch points, or rubbing. 4) Backprobe sensor connector with key on (engine off) and measure: a) reference voltage (usually 5 V), b) ground continuity to chassis, c) signal voltage while rotating wheel. 5) Perform wiggle test on harness and connectors while observing live data for intermittent changes. 6) If supply or ground is intermittent, repair wiring/connector: clean, repair broken wires, replace corroded connector, secure harness away from sharp edges. 7) If supply/ground are good but signal is erratic or absent, replace the steering angle sensor. 8) After repair or sensor replacement, perform steering angle sensor zero-point calibration / steering angle learn with scan tool per factory procedure. 9) Re-scan for codes and road-test to confirm the issue is resolved. 10) If problem persists after sensor and wiring checks, investigate controlling module communication (CAN bus diagnostics) and consider module fault or reprogramming updates.

Likely causes

  • Loose or corroded sensor connector pins causing intermittent contact
  • Broken or chafed wiring that intermittently opens when the column is moved
  • Intermittent 5V reference or ground at the sensor
  • Sensor internal electronics failing under temperature/vibration
  • Connector seal compromised allowing moisture to cause intermittent shorts

Fault status

⚠️ Status
Intermittent fault detected in the steering angle sensor circuit — intermittent signal/communication loss or erratic sensor output.
🟡 Repair difficulty: Medium
⏱️ Diagnostic time: 0.5-2.5 hours

Similar codes

U0121 U0155 C1231 C1279 C1500
371

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