TM 5-3805-296-23-2
0072
Table 1. 1277 Apron Raise Proportional Solenoid Diagnostic Codes Continued.
072
CID FMI
TEST OR INSPECTION
CORRECTIVE ACTION
7. Install front cover
1277-05 Apron Raise
(Figure 3, Item 3), four washers
Solenoid Current Below
Normal Continued
(Figure 3, Item 1), and bolts
(Figure 3, Item 2) on machine.
8. Troubleshooting complete.
NOTE
1277-06 Apron Raise
Solenoid Current Above
Always inspect harness connectors that are involved in the circuit. Poor
Normal
connections can often be the cause of a problem in an electrical circuit.
Verify that all connections in the circuit are clean and secure and that all
connections are in good condition. If a problem with the connection is
found, correct the problem and verify that this malfunction or diagnostic
code is active before performing this procedure.
Perform open or short-circuit test at each harness connection to identify
the correct harness to replace.
Tag all wiring harnesses to aid in installation.
Perform this test only if condition is active.
DIAGNOSTIC CODE SET CONDITION
Transmission/Chassis ECM Detects Above Normal Current on Apron Raise
Solenoid Circuit R771.
POSSIBLE CAUSE
Implement Wiring Harness Shorted.
Draft Frame and Bowl Side Wiring Harness Shorted.
Hitch Wiring Harness Shorted.
Main Cab Wiring Harness Shorted.
Apron Raise Solenoid.
Transmission/Chassis ECM.
0072-12
