The Spark Module is an OEM part Bosch ranges and cooktops. This electronic part generates the high-voltage spark needed to reliably ignite the gas burners with the push of a button. Causes can be issues like component failure over the thousands of ignitions it facilitates. Water ingress could also potentially cause problems.  Symptoms of a bad spark module include: Unreliable or intermittent burner ignition requiring multiple ignition button presses One or more burners that will not ignite at all Occasionally flashing or error codes relating to ignition issues This OEM Bosch part is also compatible with Thermador, Gaggenau, and some Kenmore models.00753257 (AP5691482) replaces 00189326, 00421087, 00484843, 00484844, 00484845, 00484847, 00484848, 00486771, 00488819, 00493587, 00493772, 15-10-323, 15-10-323-01, 189326, 20-01-878, 20-01-924, 20-01-924-01, 20-01-924-02, 20-09-166, 2754506, 35-00-664, 421087, 484843, 484844, 484845, 484847, 484848, 486771, 488819, 493587, 493772, 753257, PS8737287.