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Home / DTC / U0490 — Invalid Data Received From Vehicle Dynamics Control Module

U0490 — Invalid Data Received From Vehicle Dynamics Control Module

Detailed page for trouble code U0490.

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U0490

Generic U — Network/User

Invalid Data Received From Vehicle Dynamics Control Module

Brand: Generic
Type: U — Network/User
Views: UK: 3 EN: 7 RU: 4
AI status
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Page language: EN

Causes

  • Faulty VDC (Vehicle Dynamics Control) module
  • Intermittent or open/shorted wiring or poor connector connections on CAN/high-speed network
  • Low or unstable battery voltage or poor ground
  • Corrupted or outdated VDC module software/firmware
  • Faulty or out-of-range sensor inputs (wheel speed, yaw rate, lateral accel, steering angle) feeding the VDC
  • CAN bus physical layer fault (shield damage, short to battery/ground)

Symptoms

  • ABS, traction control, or stability control warning lamp illuminated
  • Reduced engine power or limp mode in some vehicles
  • Traction control/ESP functions disabled or intermittent operation
  • Cruise control may be unavailable
  • Diagnostic scanner shows U0490 and possibly related network communication codes
  • Intermittent drivability or stability events when control systems disable

What to check

  • Read and record all stored DTCs and freeze frame data from all modules
  • Verify ability to communicate with the VDC module using a professional scan tool (module present on CAN bus)
  • Check battery voltage (key on engine off and cranking) and charging system health
  • Visually inspect CAN bus wiring, connectors, grounds and module connectors for corrosion, bent pins, or damage
  • Check fuses and power/ground circuits supplying the VDC module
  • Look for related U-codes indicating CAN bus faults or sensor-specific errors

Signal parameters

  • CAN bus TX/RX messages: module ID and message frequency (ms between messages)
  • Wheel speed sensor values (km/h or mph) — should be near zero at rest
  • Yaw rate (deg/s) — should be near 0 ± small tolerance at rest
  • Lateral acceleration (g or m/s²) — near 0 at rest
  • Steering angle sensor (degrees) — center near 0 with small tolerance
  • Brake pressure (bar or psi) — expected values under braking events

Diagnostic algorithm

  1. Retrieve all codes and freeze frame from all modules; note any related U or B/C/P codes. 2) Verify battery voltage and charging system under load; ensure stable 12–14.5 V. 3) Confirm scanner can communicate with VDC; if module missing, suspect network or power issue. 4) Inspect wiring and connectors to VDC and nearby junctions for damage, corrosion, or loose pins; repair as needed. 5) Check fuses and power/ground circuits to the VDC module for continuity and proper voltage. 6) With a lab scope or multimeter, check CAN_H and CAN_L differential signals for proper idle voltages (~2.5 V) and message activity; check for shorts to battery/ground. 7) Compare live sensor values from wheel speed, yaw rate, steering angle, and lateral accelerometer to expected ranges; isolate any sensor with invalid outputs. 8) If wiring and sensors OK, check for software/firmware updates or required reprogramming for the VDC; reflash or update per OEM procedures. 9) If intermittent or unresolved, perform wiggle tests on harness while monitoring CAN traffic; repair wiring harness faults. 10) Replace the VDC module only after verifying external causes are cleared; ensure correct part and program/configure to vehicle. 11) Clear codes and perform road test to confirm repair. Maintain safety when testing dynamic systems (secure vehicle, follow lift and test procedures).
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Likely causes

  • Lost or corrupted CAN messages from VDC due to wiring or connector fault
  • VDC module internal failure or failing internal processor/memory
  • Low battery or charging system issue causing data corruption
  • Sensor providing out-of-range values that the VDC sends to network as invalid data
  • Incorrect module calibration or missing software update after module replacement

Fault status

⚠️ Status
U0490 — Invalid data received from Vehicle Dynamics Control (VDC) module. Communication/data integrity issue detected.
🟡 Repair difficulty: Medium
⏱️ Diagnostic time: 1.0 - 3.0 hours

Similar codes

U0401 U0415 U0073 U0121 U0144
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