TM 5-2420-231-23-1
0059
Table 1. Transmission Does Not Downshift When Transmission
Kickdown Switch Is Activated - Continued.
059
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
2. Using a digital multimeter, mea-
Transmission Does Not
Voltage 10 to 14 Volts - Replace
sure voltage between powershift
Downshift When
transmission controller (WP 0168).
wiring harness connector (WP
Transmission Kickdown
Connect powershift wiring harness (WP
0007, Figure 115) terminal D and
Switch Is Activated -
0007, Figure 115) to loader lever handle
machine ground. Voltage should
Continued
(WP 0007, Figure 116) (WP 0277), and
be 10 to 14 volts.
install front instrument panel right-side
cover (WP 0176).
Proceed to Test Step 5.
Voltage Less Than 10 Volts - Replace
powershift wiring harness (WP 0167).
Proceed to Test Step 5.
Test Step 5. Verify That Symptom Is
Resolved.
1. Ensure that all wiring harness con-
nectors are connected.
2. Place powershift lever in the N
position and apply parking brake
(TM 5-2420-231-10).
NOTE
Refer to How To Use On-Board Diagnostics (WP 0006) to understand the
front display screen indicators.
3. Start and idle machine (TM 5-
2420-231-10).
4. Apply and hold the brake pedal
(TM 5-2420-231-10).
5. Place powershift lever in the F
position (TM 5-2420-231-10) and
operate machine in second gear
forward.
6. Activate transmission kickdown
Transmission Downshifts -
switch (TM 5-2420-231-10). Trans- Troubleshooting complete.
mission should downshift.
Transmission Does Not Downshift -
Repeat troubleshooting from the
beginning.
END OF WORK PACKAGE
0059-5/(6 blank)