DRAFT
TM 5-4210-249-13&P-2
0171
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
TFFT04518
WARNING
ICON 3
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.
Step 21.
Turn vehicle engine switch to OFF position (TM 9-2320-347-10). Turn battery
disconnect switch to OFF position (WP 0007). Remove cab instrument panel D
(WP 0311). Turn battery disconnect switch to ON position (WP 0007). Put ENGINE
switch to ON position (TM 9-2320-347-10). Check for 22 to 28 VDC at HIGH IDLE
switch from wire 1009 (black) terminal to a known good ground.
If continuity is not present, replace wire 1009 (TM 9-2320-325-14&P).
Step 22.
With HIGH IDLE switch in ON position (WP 0004). Check if HIGH IDLE ENGAGED
indicator illuminates (WP 0004).
If HIGH IDLE ENGAGED indicator does not illuminate (WP 0004), go to
Step 25.
Step 23.
Turn battery disconnect switch to OFF position (WP 0007). Turn vehicle engine switch
to OFF position (TM 9-2320-347-10). While an assistant puts HIGH IDLE switch to ON
position (WP 0004). Check for continuity across HIGH IDLE switch from wire 1009
terminal to wire 1840 terminal.
If continuity is not present, replace HIGH IDLE switch (WP 0310).
0171-11
