TM 5-3805-298-23-1
0069
Table 1. 2770 Throttle Hold Resume/Decel Switch Diagnostic Codes - Continued.
069
CID FMI CODE
TEST OR INSPECTION
CORRECTIVE ACTION
3. Disconnect connector E-C42
2770-3 Throttle Lock
(WP 0012, Figure 42) from throttle
Resume/Decel Switch
lock set switch (WP 0012,
Voltage Above Normal -
Figure 43).
Continued
4. Push and hold throttle lock set
switch in the resume position
(TM 5-3805-298-10).
5. Using digital multimeter
Resistance 5.0 Ohms or Less -
(WP 0174), measure resistance
Proceed to Test Step 3.
between throttle lock set switch
Resistance Greater Than 5.0 Ohms -
(WP 0012, Figure 43) terminal 1
Replace throttle lock set switch
and terminal 2.
(WP 0264).
Proceed to Test Step 5.
Test Step 3. Test for Shorted Lower
Cab Wiring Harness.
1. Remove right lower cab access
panels (WP 0347).
2. Disconnect connector EN-C8
(WP 0012, Figure 22) from
connector C-C19 (WP 0012,
Figure 23).
3. Using digital multimeter
Continuity - Replace lower cab wiring
(WP 0174), test for continuity
harness (WP 0291).
between connector C-C19
Proceed to Test Step 5.
(WP 0012, Figure 23) terminal 10
No Continuity - Proceed to Test Step 4.
and all other C-C19 terminals.
Test Step 4. Test for Shorted Engine
Wiring Harness.
1. Remove right engine access panel
(WP 0348).
2. Disconnect connector EN-C1
(WP 0012, Figure 11) from engine
ECM J2.
3. Using digital multimeter
Continuity - Replace engine wiring
(WP 0174), test for continuity
harness (WP 0299).
between connector EN-C1
Proceed to Test Step 5.
(WP 0012, Figure 11) terminal 49
No Continuity - Replace engine ECM
and all other EN-C1 terminals.
(WP 0265).
Proceed to Test Step 5.
Test Step 5. Verify Malfunction Is
Resolved.
1. Ensure all wiring harness
connectors are connected.
2. Ensure right engine access panel
is installed (WP 0348).
0069-3