SECTION 6 - TROUBLESHOOTING
6-20
– JLG Lift –
3121228
Code 08 - Right Drive Motor - Disconnected
Check For These Obvious Conditions First:
• Check right drive motor M2 connector at the Traction Control Module for secure and proper connection.
Code 09 - Left Brake - Disconnected
Check For These Obvious Conditions First:
• Check left drive motor M1 connector at the Traction Control Module for secure and proper connection.
Code 10 - Right Brake - Disconnected
Check For These Obvious Conditions First:
• Check right drive motor M2 connector at the Traction Control Module for secure and proper connection.
Table 6-9. Code 08 - Right Drive Motor Disconnected
STEP
ACTION
SPEC
YES
NO
1.
Check resistance across positive (+) and negative (–) leads in M2 connec-
tor wiring harness going to the right drive motor. Is reading within spec?
.1 to .3 ohms
Replace Traction
Module
Go to Step 2
2.
Repair or replace right drive motor wiring, br ushes or motor.
(For brush replacement, see Section 3 of this Service Manual)
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Table 6-10. Code 09 - Left Brake - Disconnected
STEP
ACTION
SPEC
YES
NO
1.
Check resistance across positive (+) and negative (–) leads in M1 connec-
tor wiring harness going to the left drive motor brake assembly. Is reading
within spec?
See Table 6-2
Replace Traction
Module
Go to Step 2
2.
Repair or replace left brake wirin g or left brake assembly.
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Table 6-11. Code 10 - Right Brake - Disconnected
STEP
ACTION
SPEC
YES
NO
1.
Check resistance across positive (+) and negative (–) leads in M2 connec-
tor wiring harness going to the right drive motor brake assembly. Is reading
within spec?
See Table 6-2
Replace Traction
Module
Go to Step 2
2.
Repair or replace right brake wiring or right brake assembly.
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