TEST OR INSPECTION
Remove rings, wristwatches, neck chains, and any other jewelry before working
around vehicle. Jewelry can catch on equipment and cause serious injury. Jewelry
and tools may short across electrical circuits and cause damage to equipment, or
severe burns or electrical shock to personnel.
Open pump operator's panel housing (WP 0325). Remove No. 4 passenger side
discharge valve pressure transducer (WP 0411). Disconnect No. 4 passenger side
DISCHARGE valve control (removing wire harness from circuit). Check if error
message EPrL or EPrH is displayed.
If EPrL or EPrH error message is displayed, replace No. 4 passenger
side valve discharge pressure transducer (WP 0411).
If EPrL or EPrH error message is not displayed, repair pressure
transducer wire harness if repairable (TM 9-2320-325-14&P), or
replace No. 4 passenger side discharge valve pressure transducer wire
harness (WP 0460).