To help determine when the fire gods release relay pulls in, the add a 2nd player sequence must be slowed down. To do this follow these steps.
With balls in both saucer holes, reset machine to 1st ball, remove ball from shooter lane.
Lift and support playfield.
Check if there’s a score motor service switch to turn off, or the motor will have a female connector that can be slipped off.
Press replay button.
Does the fire gods release relay pull in immediately?
Slowly manually turn the score motor cams until the fire gods release relay pulls in. Observe what cam it is and inspect that cam switch stack for blade or wire shorts.
Reconnect female connector to motor.