TM 5-3805-298-23-1
0110
Table 1. 1401 Solenoid Valve 1 (Forward Low) Diagnostic Codes - Continued.
0110
CID FMI CODE
TEST OR INSPECTION
CORRECTIVE ACTION
2. Remove right lower cab access
1401-5 Solenoid Valve 1
panels (WP 0347).
(Forward Low) Current
3. Remove right engine access panel
Below Normal - Continued
(WP 0348).
4. Disconnect connector P-C6
(WP 0012, Figure 93) from clutch
solenoid valve 1 (forward low).
5. Install a jumper wire between
terminal 1 and terminal 2 of
connector P-C6 (WP 0012,
Figure 93).
6. Turn battery disconnect switch and
ignition switch to ON position
(TM 5-3805-298-10).
7. Turn transmission control lever to
1 and push to F (forward) position
(TM 5-3805-298-10).
8. Using MSD, check for active
Diagnostic Code 1401-5 Solenoid
diagnostic codes (WP 0008).
Valve 1 (Forward Low) Current Below
Normal Remains Active Proceed to
Test Step 3.
Diagnostic Code 1401-6 Solenoid
Valve 1 (Forward Low) Current
Above Normal Becomes Active
Replace solenoid valve 1 (forward low)
(WP 0310).
Proceed to Test Step 5.
Test Step 3. Test Wiring Harness for
High Resistance or Open.
1. Turn ignition switch and battery
disconnect switch to OFF position
(TM 5-3805-298-10).
2. Remove left lower cab access
panels (WP 0347).
3. Remove transmission ECM cover
(WP 0266).
4. Disconnect connector C-C12
(WP 0012, Figure 26) from
Transmission ECM J1.
5. Using digital multimeter
Resistance 5.0 Ohms or Less
(WP 0174), measure resistance
Replace transmission ECM (WP 0266).
between connector C-C12
Proceed to Test Step 5.
(WP 0012, Figure 26) terminal 65
Resistance Greater Than 5.0 Ohms
and terminal 55.
Proceed to Test Step 4.
0110-5