Warning Screens for SeedStar™ 2 (Machines with Integrated Pneumatic Down Force) A68146-UN-13JUL10 Pneumatic Down Force solenoid circuit error. System control disabled. Check electrical connectors. Open circuit or short circuit in pneumatic down force solenoid circuit. Check wire harness and connectors for damage. Check continuity of solenoid coils. A68147-UN-13JUL10 Pneumatic Down Force pressure sensor circuit error.Open circuit or short circuit in pneumatic down force pressure sensor circuit. Check wire harness and connectors for damage.  A68148-UN-13JUL10 Pneumatic Down Force pressure sensor calibration error.Sensor zero voltage out of range. Remove all pressure from air spring circuit and attempt to re-calibrate. Call your John Deere™ dealer.  A68149-UN-13JUL10 PM2 Sensor voltage supply #1 out of range.5VDC sensor supply voltage on PM2 out of range high or low. Check wire harness and connectors for damage.  A68150-UN-13JUL10 Air compressor operating time limit exceeded. Check for air leaks.Air compressor has been operating for more than 30 continuous minutes. Check air lines between tank and compressor for leaks. Verify tank relief valve and compressor pressure switch are not leaking.  A68151-UN-13JUL10 Left CAN bus subnet address circuit error. Check electrical connections.Check wire harness and connectors for damage. See your John Deere™ dealer.  A68152-UN-13JUL10 Right CAN bus subnet address circuit error. Check electric connections.Check wire harness and connectors for damage. See your John Deere™ dealer.  A68153-UN-13JUL10 Communication error. Seed monitor is offline.PM2 controller is online but does not detect PM1 controller on the CAN Bus. Cycle key switch power and wait for system to load. See your John Deere™ dealer.  A68154-UN-13JUL10 Communication error. Seed monitor online but not responding to CAN bus messages.PM2 detects PM1 controller on the CAN Bus, but PM1 controller is not responding. Cycle key switch power and wait for system to load. See your John Deere™ dealer.  A68155-UN-13JUL10 9 pin connector voltage out of range. Check pins 1 and 3.Voltage across pin 1 (ground) and pin 3 (12VDC) of 9 pin ISO connector is out of range high or low. Check wire harness and battery connections.  A68156-UN-13JUL10 9 pin connector voltage not detected. Check pins 1 and 3.No voltage is present across pin 1 (ground) and pin 3 (12VDC) of 9 pin ISO connector. Refer to tractor operator’s manual and check fuses.  A68161-UN-13JUL10 PM2 controller ECU voltage out of range. Check electrical wiring.12 VDC power for PM2 controller out of range high or low.See your John Deere™ dealer. | OUO6064,0000207-19-20100721 |
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