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Analysis of Fault Code of Caterpillar 320D Excavator

Release Time: 2020-08-13


Views: 205

Analysis of Fault Code of Caterpillar 320D Excavator
The following is the breakdown code analysis of Caterpillar 320D excavator compiled by the editor of China Machinery Online, for your reference and reading.

A summary of Caterpillar 320D fault codes is explained as follows:

  1 Caterpillar 320D module logo

  Fault code Description

  39 Engine and pump controller


  2 Caterpillar 320D failure mode identification (FMI)

  Fault code Description

  00 data is valid, but higher than normal operating value

  01 data is valid, but lower than normal operating value

  02 Signal error (data is unstable, intermittent or error)

  03 The voltage is higher than normal

  04 The voltage is lower than normal

  05 Current is lower than normal

  06 Current is higher than normal

  07 The mechanical system reacts abnormally

  08 Signal abnormality (abnormal frequency, pulse width or period)

  09 Update abnormal

  10 Abnormal rate of change

  11 Failure mode not recognized

  12 Equipment or parts are damaged

  13 Calibration failed

  14 Parallel metering failure

  15 Parallel metering failure

  16 Parallel metering is invalid

  17 Module (program) does not respond

  18 Sensor power failure

  19 Receive network data error

  20 Parallel metering failure


  3 Caterpillar 320D Component Identification (CID)

  Fault code Description

  0041 8V power supply

  0096 Fuel level sensor

  Oll0 engine coolant temperature sensor

  0167 Alternator

  0168 System power supply

  0190 Engine Speed Sensor

  0246 CAN data line

  0247 SAE J1939 data cable

  0248 Caterpillar data cable

  0254 Electronic Control Module (ECM)

  0262 sv sensor power supply

  0271 Alarm device

  0291 Engine cooling fan solenoid valve

  0362 Engine variable speed fan control solenoid valve

  0374 Swing brake solenoid valve

  0485 Engine fan recovery solenoid valve


  4 Caterpillar 320D Component Identification (CID)

   Fault code Description

  0544 Engine cooling fan variable speed solenoid valve

  0581 Power shift pressure proportional solenoid valve

  0586 Engine Throttle Disc

  0588 Instrument display system

  0590 ECM

  0598 Walking speed conversion solenoid valve

  0600 hydraulic oil temperature sensor

  0735 heavy duty lift solenoid valve

  1129 Right accessory pedal sensor

  1130 left accessory pedal sensor

  1160 hydraulic lock solenoid valve

  1178 Mechanical overload alarm pressure sensor

  1522 No. 2 overflow valve check valve solenoid valve

  1523 No. 1 overflow valve check valve solenoid valve

  1525 linear travel solenoid valve

  1590 Main hydraulic pump output limit pressure solenoid valve

  1593 No. 1 accessory valve extends pressure solenoid valve

  1594 No. 2 accessory valve extension pressure solenoid valve

  1595 No. 3 auxiliary valve pressure solenoid valve

  1596 No. 1 auxiliary valve withdraw pressure solenoid valve

  1597 No. 2 accessory valve withdraw pressure solenoid valve

    1598 No. 3 accessory valve cancel pressure solenoid valve

  1609 F2 mode valve circuit feedback pressure sensor

  1657 Left joystick top button

  1658 Right joystick top button

  1665 No. 1 adjustable pressure relief valve solenoid valve

  1666 No. 2 adjustable pressure relief valve solenoid valve

  1931 Optional circuit

  2265 Pump output pressure sensor l

  2266 Pump output pressure sensor 2

  2275 Breaker oil return route control (through the oil tank) solenoid valve

  2280 walking alarm relay

  2300 switch panel