TM 5-3805-298-23-1
0089
Table 1. 368 Auto-Shift Rocker Switch Diagnostic Codes - Continued.
089
CID FMI CODE
TEST OR INSPECTION
CORRECTIVE ACTION
Test Step 5. Test for Open Main Cab
368-3 Auto-Shift Switch
Wiring Harness for Circuit Auto and
Voltage Is Above Normal -
Continued
Manual.
1. Disconnect connector C-C1
(WP 0012, Figure 65) from
connector HN-C1 (WP 0012,
Figure 66).
2. Using digital multimeter
Resistance 5.0 Ohms or Less -
(WP 0174), measure resistance
Replace lower cab wiring harness
between connector HN-C1
(WP 0291).
(WP 0012, Figure 66) terminal 29
Proceed to Test Step 8.
and terminal 26.
Resistance Greater Than 5.0 Ohms -
Replace main cab wiring harness
(WP 0293).
Proceed to Test Step 8.
Test Step 6. Test for Open Main Cab
Wiring Harness for Circuit Auto 1
and Manual.
1. Disconnect connector C-C1
(WP 0012, Figure 65) from
connector HN-C1 (WP 0012,
Figure 66).
2. Using digital multimeter
Resistance 5.0 Ohms or Less -
(WP 0174), measure resistance
Replace lower cab wiring harness
between connector HN-C1
(WP 0291).
(WP 0012, Figure 66) terminal 29
Proceed to Test Step 8.
and terminal 22.
Resistance Greater Than 5.0 Ohms -
Replace main cab wiring harness
(WP 0293).
Proceed to Test Step 8.
Test Step 7. Test for Open Lower Cab
Ground.
1. Using digital multimeter
Resistance 5.0 Ohms or Less -
(WP 0174), measure resistance
Replace transmission ECM (WP 0266).
between connector HN-C6
Proceed to Test Step 8.
(WP 0012, Figure 67) terminal 2
Resistance Greater Than 5.0 Ohms -
and ground.
Proceed to step 2.
2. Disconnect connector C-C1
(WP 0012, Figure 65) from
connector HN-C1 (WP 0012,
Figure 66).
0089-5
