TROUBLESHOOTING FLASH CODE 27
[b] If the resistance measurement between sockets N2 and W1 is greater than 5
or open, the signal line #132 or return line #452 is open. Repair the open.
Refer to section 27.3.6.
ECM Engine Harness Connector
Check ECM Connectors
Perform the following steps to check the ECM connectors.
1. Check terminals at the ECM engine harness connector (both ECM and harness side) for
damage: bent, corroded and unseated pins or sockets. See Figure 27-6.
[a] If terminals or connectors are damaged, repair them. Refer to section 27.3.6.
All information subject to change without notice.
6SE497 9709 Copyright © 1997 DETROIT DIESEL CORPORATION