10.2
ENGINE CRANKS BUT WILL NOT START
[b] If the voltage measurement is less than 11.5 volts, refer to section 10.2.20.
Figure 10-4
ECM Vehicle Harness Connector
10.2.19 Ground Wire Check
Perform the following steps to check for a good ground wire:
1. Measure voltage between socket B3 on the vehicle harness connector (red lead) and
sockets D and E of the 5-way power harness connector. For 5-way ECM power harness
schematic, see Figure 10-5.
[a] If the voltage measurement is greater than or equal to 11.5 volts, refer to section 10.2.8.
All information subject to change without notice.
10-12
6SE497 9709 Copyright © 1997 DETROIT DIESEL CORPORATION
