TM 5-3805-298-23-1
0079
Table 1. 41 Eight-Volt Transmission Sensor Power Supply Diagnostic Codes - Continued.
079
CID FMI CODE
TEST OR INSPECTION
CORRECTIVE ACTION
4. Disconnect connector P-C1
41-3 Eight-Volt Sensor
(WP 0012, Figure 53) from
Power Supply Is Above
connector C-C15 (WP 0012,
Normal or the Voltage Is
Figure 52).
Shorted High - Continued
5. 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 25
No Continuity - Proceed to Test Step 3.
and all other P-C1 terminals.
Test Step 3. Test for Shorted Lower
Cab Wiring Harness.
1. Remove left lower cab access
panels (WP 0347).
2. Remove transmission electronic
control module (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 4.
(WP 0012, Figure 26) terminal 44
No Continuity - Proceed to step 5.
and all other C-C12 terminals.
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 4.
(WP 0012, Figure 52) terminal 25
No Continuity - Replace transmission
and all other C-C15 terminals.
ECM (WP 0266).
Proceed to Test Step 4.
Test Step 4. Verify Malfunction Is
Resolved.
1. Ensure all wiring harness
connectors are connected.
2. Install right lower cab access
panels (WP 0347).
3. Install transmission ECM cover
(WP 0266).
4. Install left lower cab access panels
(WP 0347).
0079-3