DRAFT
TM 5-4210-249-13&P-2
0149
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Step 11.
Open pump operator's panel housing (WP 0325). Disconnect pump operator's panel
wire harness water pump engine gauge panel wire harness connector. Open pump
house panel A (WP 0539). Disconnect pump operator's panel wire harness water
pump engine ECU wire harness connector. With a test lead set, check for continuity
across CANH wire from water pump engine gauge panel connector, terminal 1 to water
pump engine ECU connector, terminal 12.
If continuity is not present, repair CANH wire in pump operator's panel wire
harness if repairable (TM 9-2320-325-14&P), or replace pump operator's
panel wire harness (WP 0459).
Step 12.
With a test lead set, check for continuity across CANL wire from water pump engine
gauge panel connector terminal 2, to water pump engine ECU connector, terminal 13.
a.
If continuity is present, replace water pump gauge panel (WP 0340).
b.
If continuity is not present, repair CANL wire in pump operator's panel
wire harness if repairable (TM 9-2320-325-14&P), or replace pump
operator's panel wire harness (WP 0459).
TFFT04434
Step 13.
Check if pump operator's panel pressure governor illuminates.
If pump operator's panel pressure governor does not illuminate,
troubleshoot Water Pump Engine Pressure Governor Control Panel Does
Not Operate Properly (WP 0146).
0149-7
