Skyjack SJ82 T Service Manual

117
SJ82 T, SJ86 T
229040ABA
Electrical System Section 4 – Troubleshooting Information
4.2-4 Engine Cranks but Will Not Start
Deutz Diesel D2.9L
1. Loose or broken wire #54 from 94 pin ECU
connector, pin90 to 12 pin connector (P2), pin 9.
Check continuity. Replace if defective.
2. Loose or broken wire #54 from 12 pin connector
(J2) pin 9 to relay 56ACR.
Check continuity. Replace if defective.
3. Loose or broken wire #03 to circuit breaker CB3. Check continuity. Replace if defective.
4. Circuit breaker CB3 tripped or defective. Reset breaker, check for defective wiring. Replace
if defective
5. Loose or broken wire #56 from CB3 to relay
56ACR.
Check continuity. Replace if defective.
6. Loose or broken wire #56A from relay 56ACR to
12 pin connector (J1) pin 4.
Check continuity. Replace if defective.
7. Loose or broken wire #56A from 12 pin
connector (P1) pin 4 to 94 pin ECU connector,
pin 26.
Check continuity. Replace if defective.
8. Loose or broken wire #56B from relay 56ACR to
12 pin connector (J1) pin 3.
Check continuity. Replace if defective.
9. Defective relay 56ACR. Check continuity through contacts of relay. Replace
if defective.
10. Loose or broken wire #56B from 12 pin
connector (P1) pin 3 to fuel pump.
Check continuity. Replace if defective.
11. Loose or broken ground wire #00 from fuel pump
to battery B-.
Check continuity. Replace if defective.
12. Engine pre-heat circuit inoperative. Refer to Engine manufacturer’s manual to
diagnose.
NOTE
For other engine related problems, consult engine manufacturer’s manual.
Deutz Diesel D2011
1. Loose or broken wire #57B from relay 57ACR to
relay 57BCR (2 places).
57BCR maintains power for start circuit before
engine starts and after oil pressure switch opens
to relay 57BCR1. Check wire #57B for continuity.
Replace if defective.
2. Loose or broken wire #57A from relay 57ACR to
relay 57BCR.
Check continuity. Replace if defective.
3. Loose or broken wire #02 from base terminal
block to relay 57BCR.
Check continuity. Replace if defective.
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Skyjack SJ82 T Specifications

General

Brand	Skyjack
Model	SJ82 T
Category	Boom Lifts
Language	English