TM 5-3805-298-23-1
0087
Table 1. 291 Demand Fan Solenoid Diagnostic Codes - Continued.
087
CID FMI CODE
TEST OR INSPECTION
CORRECTIVE ACTION
5. Using digital multimeter
291-6 Demand Fan Solenoid
Continuity - Replace lower cab wiring
(WP 0174), test for continuity
Current Above Normal -
harness (WP 0291).
between connector C-C12
Continued
Proceed to Test Step 5.
(WP 0012, Figure 26) terminal 67
No Continuity - Replace transmission
and ground.
ECM (WP 0266).
Proceed to Test Step 5.
Test Step 5. Verify Malfunction Is
Resolved.
1. Ensure all wiring harness
connectors are connected.
2. Install fan (WP 0234).
3. Install transmission ECM cover
(WP 0266).
4. Install right and left lower cab
access panels (WP 0347).
5. Using MSD, check for active
Diagnostic Code 291-6 Demand Fan
diagnostic codes (WP 0008).
Solenoid Current Above Normal
Becomes Inactive - Troubleshooting
complete.
Diagnostic Code 291-6 Demand Fan
Solenoid Current Above Normal
Remains Active - Repeat
troubleshooting from the beginning.
END OF WORK PACKAGE
0087-8
