TM 5-3805-298-23-1
0105
Table 1. 793 Primary Steering Oil Pressure Switch Diagnostic Codes - Continued.
0105
CID FMI CODE
TEST OR INSPECTION
CORRECTIVE ACTION
5. Using digital multimeter
Continuity - Replace transmission
793-4 Primary Steering
(WP 0174), test for continuity
wiring harness (WP 0298).
Pressure Switch Voltage Is
between connector P-C1
Below Normal - Continued
Proceed to Test Step 5.
(WP 0012, Figure 53) terminal 20
No Continuity - Proceed to Test Step 3.
and ground.
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-C13
(WP 0012, Figure 25) from
Transmission ECM J2.
4. Using digital multimeter
Continuity - Replace lower cab wiring
(WP 0174), test for continuity
harness (WP 0291).
between connector C-C15
Proceed to Test Step 5.
(WP 0012, Figure 52) terminal 23
No Continuity - Proceed to step 5.
and terminal 19.
5. Using digital multimeter
Continuity - Replace lower cab wiring
(WP 0174), test for continuity
harness (WP 0291).
between connector C-C15
Proceed to Test Step 5.
(WP 0012, Figure 52) terminal 23
No Continuity - Proceed to step 6.
and ground.
6. Using digital multimeter
Continuity - Replace lower cab wiring
(WP 0174), test for continuity
harness (WP 0291).
between connector C-C15
Proceed to Test Step 5.
(WP 0012, Figure 52) terminal 20
No Continuity - Proceed to step 7.
and terminal 19.
7. Using digital multimeter
Continuity - Replace lower cab wiring
(WP 0174), test for continuity
harness (WP 0291).
between connector C-C15
Proceed to Test Step 5.
(WP 0012, Figure 52) terminal 20
No Continuity - Replace transmission
and ground.
ECM (WP 0266).
Proceed to Test Step 5.
Test Step 5. Verify Malfunction Is
Resolved.
1. Ensure all wiring harness
connectors are connected.
2. Install transmission ECM cover
(WP 0266).
3. Install left and right lower cab
access panels (WP 0347).
0105-7