TM 9-2320-361-20 Table 2-4. Electrical Troubleshooting (Contd). MALFUNCTION TEST OR INSPECTION CORRECTIVE ACTION Step 6. Remove lead 74 from pin A of start switch, turn accessory/ignition switch to ON position, and check for battery voltage on contact end of lead 74. a. If voltage is not present, disconnect lead 27 from accessory/ignition switch and check continuity between lead 27 and its connection to lead 74. b. If continuity is not found, replace or repair lead (para. 4-51). Reinstall lead 74 into pin A. Step 7. Attempt to start engine (TM 9-2320-361-10). If starter does not engage engine, go to step 8. Step 8. Remove lead 74 from pin A and lead 74A from pin B of start switch. Push start switch and perform continuity check between pins A and B. a. If continuity is not found, replace start switch (para. 4-8). b. Check continuity of new switch before installation. c. Reinstall lead 74A in pin B and lead 74 in pin A. d. Push start switch. Starter should turn engine. 2-84