JLG 1850SJ Service Manual - Manual (Page 343)

SECTION 6 - JLG CONTROL SYSTEM
3121619 – JLG Lift – 6-61
FUNCTION SWITCHES FAULTY - CHECK DIAGNOSTICS/BOOM 2 3 234 ✔ ✔ ✔ ✔ ✔
FUNCTION SWITCHES LOCKED - SELECTED BEFORE AUX POWER 2 3 235 ✔ ✔ ✔ ✔ ✔
FUNCTION SWITCHES LOCKED - SELECTED BEFORE START SWITCH 2 3 236 ✔ ✔ ✔ ✔ ✔
START SWITCH LOCKED - SELECTED BEFORE KEYSWITCH 2 3 237 ✔ ✔ ✔ ✔ ✔
TOWER LIFT PRESSURE SENSOR - OUT OF RANGE HIGH 2 3 23100
- - - - ✔ - - - -
TOWER LIFT PRESSURE SENSOR - OUT OF RANGE LOW 2 3 23101 - - - - ✔ - - - -
TOWER LIFT PRESSURE SENSOR - NOT DETECTING CHANGE 2 3 23102 - - - - ✔ - - - -
TOWER LIFT CYLINDER - OVER PRESSURE 2 3 23103 - - - - ✔ - - - -
LIFT PRESSURE SENSOR - OUT OF RANGE LOW 2 3 23124 - - - - - - - - ✔
LIFT PRESSURE SENSOR - OUT OF RANGE HIGH 2 3 23125 - - - - - - - - ✔
LIFT PRESSURE SENSOR - NOT DETECTING CHANGE 2 3 23126 - - - - - - - - ✔
LIFT CYLINDER - OVER PRESSURE 2 3 23127 - - - - - - - - ✔
REDUCTION CHECK PRESSURE SENSOR - OUT OF RANGE LOW 2 3 23128 - - - - - - - - ✔
REDUCTION CHECK PRESSURE SENSOR - OUT OF RANGE HIGH 2 3 23129 - - - - - - - - ✔
REDUCTION CHECK PRESSURE SENSOR - HIGH 2 3 23130 - - - - - - - - ✔
REDUCTION CHECK PRESSURE SENSOR - LOW 2 3 23131 - - - - - - - - ✔
MODEL CHANGED - HYDRAULICS SUSPENDED - CYCLE EMS 2 5 259 ✔ ✔ ✔ ✔ ✔
GENERATOR MOTION CUTOUT ACTIVE 2 5 2513 ✔ ✔ ✔ ✔ ✔
BOOM PREVENTED - DRIVE SELECTED 2 5 2514 ✔ ✔ ✔ ✔ ✔
DRIVE PREVENTED - BOOM SELECTED 2 5 2515 ✔ ✔ ✔ ✔ ✔
DRIVE PREVENTED - ABOVE ELEVATION 2 5 2516 ✔ ✔ ✔ ✔ ✔
DRIVE PREVENTED - TILTED & ABOVE ELEVATION 2 5 2517 ✔ ✔ ✔ ✔ ✔
JIB SWING PREVENTED - IN 1000# MODE 2 5 2521 ✔ ✔ ✔ ✔ ✔
CAN DONGLE ATTACHED - HYDRAULICS NOT RESTRICTED 2 5 2522 ✔ ✔ ✔ ✔ ✔
BACKUP BLAM COMMUNICATIONS ACTIVE 2 5 2523 - - - - ✔ - - - -
DISCONNECT ANALYZER AND CYCLE EMS TO PERFORM BOOM RETRIEVAL 2 5 2524 - - - - ✔ - - - -
MACHINE SETUP FAULT - JIB SWING 2 5 2546 ✔ ✔ ✔ ✔ ✔
MACHINE SETUP FAULT - MODEL 2 5 2547 ✔ ✔ ✔ ✔ ✔
SKYGUARD SW - DISAGREEMENT 2 5 2563 ✔ ✔ ✔ ✔ ✔
FRONT LEFT AXLE SWING SENSOR - VOLTAGE OUT OF RANGE LOW 2 6 261 - - - - - - - - ✔
FRONT LEFT AXLE SWING SENSOR - VOLTAGE OUT OF RANGE HIGH 2 6 262
- - - - - - - - ✔
FRONT RIGHT AXLE SWING SENSOR - VOLTAGE OUT OF RANGE LOW 2 6 263 - - - - - - - - ✔
FRONT RIGHT AXLE SWING SENSOR - VOLTAGE OUT OF RANGE HIGH 2 6 264 - - - - - - - - ✔
REAR LEFT AXLE SWING SENSOR - VOLTAGE OUT OF RANGE LOW 2 6 265
- - - - - - - - ✔
REAR LEFT AXLE SWING SENSOR - VOLTAGE OUT OF RANGE HIGH 2 6 266 - - - - - - - - ✔
Table 6-7. Diagnostic Fault Code Chart
Fault Text Flash 1 Flash 2 DTC 1350 1200 1250 1500 1850