The Re-Ignition Spark Module is an OEM replacement part Bosch ranges. It is an electronic component that generates sparks to reliably light the burners on a gas cooktop. Consistent sparking is necessary for fully lighting the burner flames and facilitating safe and efficient cooking operation. Causes of a bad spark module can include normal component wear over time or damage from exposure to moisture or other contaminants. Improper cleaning methods could potentially impact performance.   Symptoms of a bad spark module include: Burners not lighting or sparking when the knob is turned  Unreliable or intermittent lighting requiring multiple attempts Burner flames that emit an inconsistent or unstable pattern Sparks appearing outside of the burner ring pose a safety risk This OEM Bosch part is also compatible with Thermador, Gaggenau, and some Kenmore model00619017 (AP4514732) replaces 00415062, 00427090, 15-10-828, 1617139, 415062, 427090, 619017, AH3478697, EA3478697, PS3478697, PS8728436.