JLG DVSP Series Service Manual - Manual (Page 129)

SECTION 6 - TROUBLESHOOTING
3121136 – JLG Lift – 6-15
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 6-11. Code 08 - Right Drive Motor Disconnected
STEP ACTION SPEC YES NO
1. Check resistance across positive (+) and negative (–) leads in M2
connector 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, brushes or motor.
(For brush replacement, see Section 3 of this Service Manual)
— — —
Table 6-12. Code 09 - Left Brake - Disconnected
STEP ACTION SPEC YES NO
1. Check resistance across positive (+) and negative (–) leads in M1
connector wiring harness going to the left drive motor brake assem-
bly. Is reading within spec?
See Table 6-2
Replace Traction
Module
Go to Step 2
2. Repair or replace left brake wiring or left brake assembly.
— — —
Table 6-13. Code 10 - Right Brake - Disconnected
STEP ACTION SPEC YES NO
1. Check resistance across positive (+) and negative (–) leads in M2
connector 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.
— — —