TM 5-3805-293-23-2
0026
Table 1. Implement Code (0041-03 to 0600-04) Troubleshooting Procedures - Continued.
CDI FMI CODE
TEST OR INSPECTION
CORRECTIVE ACTION
0597-14 Main Hydraulic
1. Perform Margin Pressure Adjust-
Pressure Cannot Be Adjusted or
Pump Discharge Pressure
ment (WP 0044).
Remains Low - Replace implement
Sensor Special Instruction -
steering pump control valve (WP
Continued
0121). Proceed to step 3.
Pressure OK - Proceed to Test Step
3.
2. Start the engine and allow idle
speed to stabilize (5 minutes).
3. Using the MSD (WP 0006), select 0597-14 Code Active - Repeat
Implement 120M and verify 0597- troubleshooting code from the
14 is not active.
beginning.
0597-14 Code Not Active -
Troubleshooting complete.
Test Step 3. Test Hydraulic Pump
Discharge Pressure Sensor Circuit.
1. Turn ignition switch and battery
disconnect switch to the OFF
position.
2. Disconnect the hydraulic valve
wiring harness connector AP-C2
(WP 0009, Figure 214) from
hydraulic pump discharge pres-
sure sensor.
3. Turn battery disconnect switch to
the ON position.
4. Start the engine and allow idle
speed to stabilize (5 minutes).
5. Using MSD (WP 0006), select
0597-14 Code Remains Active -
Implement 120M and check if
Proceed to Test Step 4.
0597-03 becomes active.
0597-03 Code Becomes Active -
Replace hydraulic pump discharge
pressure sensor (WP 0227).
Proceed to step 6.
6. Turn battery disconnect switch to
the ON position.
7. Start the engine and allow idle
speed to stabilize (5 minutes).
8. Using the MSD (WP 0006), select 0597-14 Code Active - Repeat
Implement 120M and verify 0597- troubleshooting code from the
14 is not active.
beginning.
0597-14 Code Not Active -
Troubleshooting complete.
0026-85
