DRAFT
TM 5-4210-249-13&P-2
0184
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
TFFT04756
Step 12.
Turn battery disconnect switch to OFF position (WP 0007). Open rear compartment
heater diagnostic module (WP 0470). Check for continuity across orange wire from
rear water tank heater relay terminal in water tank heater control box, to rear
compartment heater diagnostic module TANK HEATER TEST SWITCH terminal.
If continuity is not present, replace rear compartment heater diagnostic
module power cord (WP 0361).
Step 13.
While an assistant puts TANK HEATER TEST SWITCH to test position (WP 0004).
Check for continuity across TANK HEATER TEST SWITCH.
a.
If continuity is present, repair wire 2852 in passenger side body wire
harness if repairable (TM 9-2320-325-14&P), or replace passenger
side body wire harness (WP 0456).
b.
If continuity is not present, replace TANK HEATER TEST
SWITCH (WP 0470).
0184-6