DDEC TROUBLESHOOTING
36.3 TROUBLESHOOTING FLASH CODE 36
The following procedure will troubleshoot Flash Code 36.
36.3.1
Multiple Code Check
Perform the following steps to check for multiple codes.
1. Plug the diagnostic data reader (DDR) into the diagnostic data link (DDL).
2. Turn vehicle ignition switch ON.
3. Turn vehicle ignition OFF.
4. Read active codes.
[a] If code 100/4 and no other codes were logged, refer to section 36.3.2.
[b] If code 100/4 was logged and none of the following codes were logged: 110/3
or 4, 174/3 or 4, 175/3 or 4, 101/3 or 4, 102/3 or 4, 73/3 or 4, 94/3 or 4, 100/3,
refer to section 36.3.2.
[c] If code 100/4 and any of the following codes were logged: 110/3 or 4, 174/3 or 4,
175/3 or 4, 101/3 or 4, 102/3 or 4, 73/3 or 4, 94/3 or 4, 100/3, refer to section 90.1.
36.3.2
Sensor Check
Perform the following steps to check the sensor.
1. Turn ignition switch OFF.
2. Disconnect OPS connector and install a jumper wire between sockets B and C of the
OPS harness connector. See Figure 36-2.
3. Turn ignition ON.
4. Read active codes.
5. If active codes 100/3 or 4 were logged, proceed with the following:
[a] If active code 100/4 and any other codes were logged, refer to section 36.3.4.
[b] If code 100/3 and any other codes except 100/4 were logged, refer to section 36.3.3.
6. If active codes 100/3 or 4 were not logged, warm up engine until either codes are logged
or the engine temperature (COOLANT TEMP or OIL TEMP or DDR) has been greater
than 60
C (140
F) for one minute.
[a] If active code 100/4 and any other codes were logged, refer to section 36.3.4.
All information subject to change without notice.
6SE497 9709 Copyright © 1997 DETROIT DIESEL CORPORATION
36-5
