TROUBLESHOOTING FLASH CODE 18
[b] If the measured resistance is less than 1,000
, refer to section 18.3.4.
Gas Engine Sensor Harness
Check for Short to Return
Perform the following steps to check for a short to the return line.
1. Remove jumper.
2. Measure resistance between Y2 (#452) and R1 (#907), and Y2 (#452) and W1 (#416).
[a] If either measured resistance is less than 1,000 , those wires are shorted to each
other. Replace the harness and refer to section 18.3.7.
[b] If both measured resistance are greater than 1,000 , refer to section 18.3.5.
All information subject to change without notice.
6SE497 9709 Copyright © 1997 DETROIT DIESEL CORPORATION