Test Ballast Resistor(s)
Ignition System
A diagnostic test of the ballast resistor or resistors (components that reduce electrical current to the ignition system to protect it) to confirm they limit current correctly. A failed resistor can cause ignition misfires or damage to ignition components
Estimated Cost
$50–$120🔒
Parts + labor, based on the parts this service typically requires. Not specific to your vehicle or region — this spans all vehicles, all regions, and all part grades, so treat it as a rough ballpark rather than a quote.