TM 5-3805-296-23-2
0070
Table 1. 1275 Bowl Up Proportional Solenoid Diagnostic Codes Continued.
070
CID FMI
TEST OR INSPECTION
CORRECTIVE ACTION
5. Disconnect connector E-C1
1275-05 Bowl Up Solenoid
(WP 0012, Figure 140)
Current Below Normal
from connector W-C3
Continued
(WP 0012, Figure 139).
6. Using digital multimeter
Resistance 5.0 Ohms or Less
(WP 0540), measure resistance
Proceed to Test Step 5.
between connector E-C1
Resistance Greater Than 5.0 Ohms
terminal 5 and terminal 6
Replace hitch wiring harness
(WP 0012, Figure 140).
(WP 0401).
Proceed to Test Step 6.
Test Step 5. Test Main Cab Wiring
Harness for High Resistance or
Open.
1. Remove jumper wire from
terminal 5 and terminal 6
of connector E-C2
(WP 0012, Figure 143).
2. Connect jumper wire between
terminal 5 and terminal 6
of connector W-C3
(WP 0012, Figure 139).
3. Disconnect connector W-C13
(WP 0012, Figure 89) from
transmission/chassis ECM.
4. Using digital multimeter
Resistance 5.0 Ohms or Less
(WP 0540), measure resistance
Replace transmission/chassis ECM
between connector W-C13
(WP 0495).
terminal 52 and terminal 64
Proceed to Test Step 6.
(WP 0012, Figure 89).
Resistance Greater Than 5.0 Ohms
Replace main cab wiring harness
(WP 0505).
Proceed to Test Step 6.
Test Step 6. Verify Malfunction is
Resolved.
1. Ensure all harness connectors are
connected.
2. Turn battery disconnect switch and
ignition switch to ON position
(TM 5-3805-296-10).
3. At MSD, check for active
1275-5 Bowl Up Solenoid Current
diagnostic codes (WP 0008).
Below Normal Becomes Inactive
Proceed to step 4.
1275-5 Bowl Up Solenoid Current
Below Normal Remains Active
Repeat troubleshooting from the
beginning.
0070-10