TM 5-3805-298-23-1
0115
Table 1. 1406 Solenoid Valve 6 (First Gear) Diagnostic Codes - Continued.
0115
CID FMI CODE
TEST OR INSPECTION
CORRECTIVE ACTION
6. Turn transmission control lever to
1406-6 Solenoid Valve 6
1 and push to F (forward) position
(First Gear) Current Above
(TM 5-3805-298-10).
Normal - Continued
7. Using MSD, check for active
Diagnostic Code 1406-5 Solenoid
diagnostic codes (WP 0008).
Valve 6 (First Gear) Current Below
Normal Becomes Active Replace
clutch solenoid valve 6 (first gear)
(WP 0310).
Proceed to Test Step 5.
Diagnostic Code 1406-6 Solenoid
Valve 6 (First Gear) Current Above
Normal Remains Active Proceed to
Test Step 3.
Test Step 3. Test for Shorted
Transmission Wiring Harness.
1. Turn ignition switch and battery
disconnect switch to OFF position
(TM 5-3805-298-10).
2. Disconnect connector P-C1
(WP 0012, Figure 53) from
connector C-C15 (WP 0012,
Figure 52).
3. Using digital multimeter
Continuity Replace transmission
(WP 0174), test for continuity
wiring harness (WP 0298).
between connector P-C1
Proceed to Test Step 4.
(WP 0012, Figure 53) terminal 12
No Continuity Proceed to step 4.
and terminal 16.
4. Using digital multimeter
Continuity Replace transmission
(WP 0174), test for continuity
wiring harness (WP 0298).
between connector P-C1
Proceed to Test Step 4.
(WP 0012, Figure 53) terminal 16
No Continuity Proceed to Test
and ground.
Step 3.
Test Step 4. Test for Shorted Lower
Cab Wiring Harness.
1. Remove left lower cab access
panels (WP 0347).
2. Remove transmission ECM cover
(WP 0266).
3. Disconnect connector C-C12
(WP 0012, Figure 26) from
Transmission ECM J1.
4. Using digital multimeter
Continuity Replace lower cab wiring
(WP 0174), test for continuity
harness (WP 0291).
between connector C-C12
Proceed to Test Step 5.
(WP 0012, Figure 26) terminal 48
No Continuity Proceed to step 5.
and terminal 50.
0115-8
