EPA07/10 DD PLATFORM WORKSHOP MANUAL - ENGINE 11. When the TDC dot (3) between two teeth on the flywheel aligns with the edge of pointer (2), the engine is at TDC firing stroke. 12. For EPA07 DD13: [a] Disconnect both 14-pin injector harness connectors (8). [b] Disconnect the 24 electrical terminals at the fuel injectors (7). [c] Disconnect two wiring terminals at each engine brake solenoid (6). All information subject to change without notice. DDC-SVC-MAN-0081 2010 Copyright © 2010 DETROIT DIESEL CORPORATION 2-9