TM 5-3805-298-23-1
0121
Table 1. Condenser Fan(s) Do Not Operate When the Heater A/C Switch Is in A/C Position - Continued.
0121
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Test Step 10. Test for Shorted
Condenser Fan(s) Do Not
Auxiliary Condenser Fan Relay.
Operate When the Heater A/
C Switch Is in A/C Position -
1. Using digital multimeter
Resistance 288 Ohms to 396 Ohms
Continued
(WP 0174), measure resistance
Proceed to step 2.
between connector MC-C1
Resistance Less Than 288 Ohms
(WP 0012, Figure 132) terminal B
Proceed to Test Step 11.
and terminal C.
2. Using digital multimeter
Continuity Replace air conditioning
(WP 0174), test for continuity
condenser fans wiring harness
between connector MC-C1
(WP 0418).
(WP 0012, Figure 132) terminal B
Proceed to Test Step 33.
and ground.
No Continuity Replace A/C
compressor (WP 0406).
Proceed to Test Step 33.
Test Step 11. Test for Shorted
Auxiliary Air Conditioning
Condenser Fan Wiring Harness.
1. Disconnect connector MC-C2
(WP 0012, Figure 137) from
auxiliary condenser fan relay.
2. Using digital multimeter
Continuity Replace auxiliary air
(WP 0174), test for continuity
conditioning condenser fan wiring
between connector MC-C1
harness (WP 0419).
(WP 0012, Figure 132) terminal B
Proceed to Test Step 33.
and terminal C.
No Continuity Replace auxiliary
condenser fan relay (WP 0012,
Figure 137).
Proceed to Test Step 33.
Test Step 12. Test for Shorted Air
Conditioning Condenser Fans
Wiring Harness.
1. Disconnect connector MA-C4
(WP 0012, Figure 136) from
condenser fans relay.
2. Using digital multimeter
Continuity Replace air conditioning
(WP 0174), test for continuity
condenser fans wiring harness
between connector MA-C2
(WP 0418).
(WP 0012, Figure 130) terminal B
Proceed to Test Step 33.
and terminal C.
No Continuity Replace condenser
fans relay (WP 0012, Figure 136).
Proceed to Test Step 33.
0121-8