Ignition and Starting Systems (Refer to Figure 5.) Which malfunctions will allow the igniters to operate normally during start but be inoperative when tested? 1. Conductor No. 14 broken. 2. Conductor No. 10 broken. 3. Conductor No. 15 broken. 4. Conductor No. 12 broken. a. 2 or 4. b. 1 or 3. c. 3 or 4.