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Diagnose/P1062
P1062Medium SeverityEngine

Toyota: Ignition timing Control Module Signal 62

What This Means

This Toyota-specific code indicates the ignition timing control system has detected an abnormal operating condition. This manufacturer-specific code requires Toyota-specific diagnostic procedures and may require dealer-level scan tools.

Common Symptoms

  • Check engine light on
  • Performance variation
  • Possible emissions concern
  • Driveability change

Common Causes

  • Toyota-specific ignition timing component failure
  • Wiring harness damage
  • Sensor malfunction
  • PCM software issue
  • Connector corrosion or damage

Estimated Repair Cost

$175 – $800
Parts and labor (varies by vehicle and location)
Difficulty:Moderate

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For informational purposes only. Diagnostic trouble codes are starting points for diagnosis, not definitive answers. Always consult a certified mechanic for proper diagnosis and repair. Estimated costs vary by vehicle, location, and shop rates.