TM 5-2410-240-23-1
0020
Table 2. Powertrain and Chassis Troubleshooting with Codes - Continued.
CID FMI CODE
Test or Inspection
Corrective Action
2686-08 Left Drive Motor
6. Disconnect chassis harness to
Speed Sensor #2 Abnormal
platform harness connector CH-
Frequency, Pulse Width, or
C1 (WP 0018, Figure 81) from
Period - Continued
platform harness to chassis har-
ness connector PL-C18 (WP
0018, Figure 226).
7. Using digital multimeter (WP
Continuity - Proceed to step 8.
0283), test for continuity between
No Continuity - Replace chassis har-
pin 27 on chassis harness to plat-
ness (WP 0153, WP 0154). Ensure all
form harness connector CH-C1
harness connectors are reconnected.
(WP 0018, Figure 81) and pin 3
Verify proper operation of machine
on chassis harness left track
(TM 5-2410-240-10).
speed sensor connector CH-C7
(WP 0018, Figure 86).
8. Using digital multimeter (WP
Continuity - Proceed to step 9.
0283), test for continuity between
No Continuity - Replace platform wir-
pin 28 on chassis harness to plat-
ing harness (WP 0150, WP 0155).
form harness connector CH-C1
Ensure all harness connectors are
(WP 0018, Figure 81) and pin 4
reconnected. Verify proper operation
on chassis harness left track
of machine (TM 5-2410-240-10).
speed sensor connector CH-C7
(WP 0018, Figure 86).
9. Using digital multimeter (WP
No Continuity - Proceed to step 10.
0283), test for continuity between
Continuity - Replace chassis harness
pin 27 on chassis harness to plat-
(WP 0153, WP 0154). Ensure all har-
form harness connector CH-C1
ness connectors are reconnected.
(WP 0018, Figure 81) and all
Verify proper operation of machine
other pins on chassis harness to
(TM 5-2410-240-10).
platform harness connector CH-
C1 (WP 0018, Figure 81).
10. Using digital multimeter (WP
No Continuity - Proceed to step 11.
0283), test for continuity between
Continuity - Replace chassis harness
pin 28 on chassis harness to plat-
(WP 0153, WP 0154). Ensure all har-
form harness connector CH-C1
ness connectors are reconnected.
(WP 0018, Figure 81) and all
Verify proper operation of machine
other pins on chassis harness to
(TM 5-2410-240-10).
platform harness connector CH-
C1 (WP 0018, Figure 81).
11. Disconnect platform harness
ECM J1 connector PL-C4 (WP
0018, Figure 217) from machine
ECM (WP 0147, WP 0149).
12. Disconnect platform harness
ECM J2 connector PL-C5 (WP
0018, Figure 218) from machine
ECM (WP 0147, WP 0149).
0020-140