DRAFT
TM 5-4210-249-13&P-2
0184
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
TFFT04735
Step 24.
Shut water pump engine off (WP 0021). Turn vehicle engine off (TM 9-2320-347-10).
Turn battery disconnect switch to OFF position (WP 0007). Open water tank heater
control box (WP 0301). Open rear compartment heater diagnostic module (WP 0470).
Check for continuity across white wire from rear water tank heater relay terminal, to
REAR TANK HEATER LIGHT terminal.
If continuity is not present, replace rear compartment heater diagnostic
module power cord (WP 0361).
Step 25.
Check for continuity across black wire from rear water tank heater contactor terminal 2,
to REAR TANK HEATER LIGHT terminal.
a.
If continuity is present, replace rear tank heater light (WP 0470).
b.
If continuity is not present, replace rear compartment heater diagnostic
module power cord (WP 0361).
0184-11
