TM 5-3805-296-23-2
0100
Table 1. 0821 Display Power Supply Diagnostic Codes.
0100
CID FMI
TEST OR INSPECTION
CORRECTIVE ACTION
NOTE
0821-03 Display Power
Supply Voltage 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
Monitoring System Detects Above Normal Voltage on Display Module Power
Supply Circuit E709.
POSSIBLE CAUSE
Dash Wring Harness Shorted.
Speedometer/Tachometer Display Module.
Quad Gauge Module.
Tractor Operator Monitor.
Test Step 1. Check For Shorted
Speedometer/Tachometer Display
Module.
1. Turn ignition switch and battery
disconnect switch to OFF position
(TM 5-3805-296-10).
2. Remove six bolts
(Figure 1, Item 1), washers
(Figure 1, Item 2), and instrument
panel cover (Figure 1, Item 3) from
ROPS (Figure 1, Item 4).