8C8723 BOLT Caterpillar parts
325C, 330C, 330C L, 330D L, 330D LN, 330D MH, 336D L, 345B II, 345B II MH, 345B L, 345C, 345C L, 345C MH, 345D L, 345D L VG, 349D L, 349E, 349E L, 349E L VG, 3516B, 365B, 365B II, 365B L, 365C, 365C L...
Rating:
Alternative (cross code) number:
CA8C8723
8C-8723
8C8723
CA8C8723
8C-8723
8C8723
Weight: 1 pounds 0 kg.
Information:
COATING/PLATING
Zinc-Dichromate Coating
GRIP LENGTH
14
mm
HEAD HEIGHT
19.48
mm
HEX SIZE
46
mm
LENGTH
80
mm
MATERIAL
Steel - 1040 MPa Min Tensile Strength
THREAD SIZE
M30X3.5
BACKHOE LOADER, WHEELED EXCAVATOR,
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2025-09-04
2019-12-19
Compatible equipment models: 8C8723:
COMPACT WHEEL LOADER
910E
EXCAVATOR
325C
330C
330C L
330D L
330D LN
330D MH
336D L
345B II
345B II MH
345B L
345C
345C L
345C MH
345D L
345D L VG
349D L
349E
349E L
349E L VG
365B
365B II
365B L
365C
365C L
374D L
374F L
385B
385C
385C FS
385C L
385C L MH
390D
390D L
GENERATOR SET
3516B
GRAPPLE-CLAMSHELL
CTV30
INTEGRATED TOOLCARRIER
IT12B
Information:
Use this procedure to troubleshoot the electrical system if a problem is suspected with a sensor supply. Also, use this procedure if one of the following diagnostic codes is active or easily repeated.
Table 1
Diagnostic Codes Table    
J1939 Code and Description    Conditions which Generate this Code    System Response    
678-3
ECU 8 Volts DC Supply : Voltage Above Normal     The digital sensor supply voltage is above normal for two seconds.     The code is logged.
All sensors are set to default values.    
678-4
ECU 8 Volts DC Supply : Voltage Below Normal     The digital sensor supply voltage is below normal for two seconds.     The code is logged.
All sensors are set to default values.    
3509-3
Sensor Supply Voltage 1 : Voltage Above Normal     The analog sensor supply voltage is above normal for two seconds.     The code is logged.
All sensors are set to default values.    
3509-4
Sensor Supply Voltage 1 : Voltage Below Normal     The analog sensor supply voltage is below normal for two seconds.     The code is logged.
All sensors are set to default values.    
3510-3
Sensor Supply Voltage 2 : Voltage Above Normal     The analog sensor supply voltage is above normal for two seconds.     The code is logged.
All sensors are set to default values.    
3510-4
Sensor Supply Voltage 2 : Voltage Below Normal     The analog sensor supply voltage is below normal for two seconds.     The code is logged.
All sensors are set to default values.    
108-21
Atmospheric Pressure Sensor : Data Drifted Low     The 5 VDC supply to the sensor has been lost.     The code is logged.
All sensors are set to default values.    
3563-21
Engine Intake Manifold #1 Absolute Pressure : Data Drifted Low     The 5 VDC supply to the sensor has been lost.     The code is logged.
All sensors are set to default values.    
5578-21
Engine Fuel Delivery Absolute Pressure : Data Drifted Low     The 5 VDC supply to the sensor has been lost.     The code is logged.
All sensors are set to default values.    
5580-21
Engine Fuel Delivery Absolute Pressure : Data Drifted Low     The 5 VDC supply to the sensor has been lost.     The code is logged.
All sensors are set to default values.    System Operation The Electronic Control Module (ECM) supplies a regulated voltage of 5.0 0.2 VDC to the following sensors:
Atmospheric pressure sensor
Crankcase pressure sensor
Filtered engine oil pressure sensor
Filtered fuel pressure sensor
Gas pressure sensor
Intake manifold pressure sensor
Left turbocharger inlet pressure sensor
Right turbocharger inlet pressure sensor
Unfiltered engine oil pressure sensor
Unfiltered fuel pressure sensorThe ECM supplies a regulated voltage of 8.0 0.4 VDC to the following sensors:
Left turbocharger turbine inlet temperature sensor
Right turbocharger turbine inlet temperature sensorThe supply voltage for the sensors is routed from the ECM to terminal 1 of each sensor connector. The sensor return for the sensors is routed from the ECM to terminal 2 of each sensor connector. The ECM provides short circuit protection for the internal power supply. A short circuit to
Table 1
Diagnostic Codes Table    
J1939 Code and Description    Conditions which Generate this Code    System Response    
678-3
ECU 8 Volts DC Supply : Voltage Above Normal     The digital sensor supply voltage is above normal for two seconds.     The code is logged.
All sensors are set to default values.    
678-4
ECU 8 Volts DC Supply : Voltage Below Normal     The digital sensor supply voltage is below normal for two seconds.     The code is logged.
All sensors are set to default values.    
3509-3
Sensor Supply Voltage 1 : Voltage Above Normal     The analog sensor supply voltage is above normal for two seconds.     The code is logged.
All sensors are set to default values.    
3509-4
Sensor Supply Voltage 1 : Voltage Below Normal     The analog sensor supply voltage is below normal for two seconds.     The code is logged.
All sensors are set to default values.    
3510-3
Sensor Supply Voltage 2 : Voltage Above Normal     The analog sensor supply voltage is above normal for two seconds.     The code is logged.
All sensors are set to default values.    
3510-4
Sensor Supply Voltage 2 : Voltage Below Normal     The analog sensor supply voltage is below normal for two seconds.     The code is logged.
All sensors are set to default values.    
108-21
Atmospheric Pressure Sensor : Data Drifted Low     The 5 VDC supply to the sensor has been lost.     The code is logged.
All sensors are set to default values.    
3563-21
Engine Intake Manifold #1 Absolute Pressure : Data Drifted Low     The 5 VDC supply to the sensor has been lost.     The code is logged.
All sensors are set to default values.    
5578-21
Engine Fuel Delivery Absolute Pressure : Data Drifted Low     The 5 VDC supply to the sensor has been lost.     The code is logged.
All sensors are set to default values.    
5580-21
Engine Fuel Delivery Absolute Pressure : Data Drifted Low     The 5 VDC supply to the sensor has been lost.     The code is logged.
All sensors are set to default values.    System Operation The Electronic Control Module (ECM) supplies a regulated voltage of 5.0 0.2 VDC to the following sensors:
Atmospheric pressure sensor
Crankcase pressure sensor
Filtered engine oil pressure sensor
Filtered fuel pressure sensor
Gas pressure sensor
Intake manifold pressure sensor
Left turbocharger inlet pressure sensor
Right turbocharger inlet pressure sensor
Unfiltered engine oil pressure sensor
Unfiltered fuel pressure sensorThe ECM supplies a regulated voltage of 8.0 0.4 VDC to the following sensors:
Left turbocharger turbine inlet temperature sensor
Right turbocharger turbine inlet temperature sensorThe supply voltage for the sensors is routed from the ECM to terminal 1 of each sensor connector. The sensor return for the sensors is routed from the ECM to terminal 2 of each sensor connector. The ECM provides short circuit protection for the internal power supply. A short circuit to
Cat SIS web machinery list:
Parts bolt Caterpillar catalog:
1403048
BOLT
320C, 325C, 330B L, 330C, 330C FM, 330C L, 330C MH, 330D, 330D L, 330D LN, 330D MH, 336D, 336D L, 336D LN, 336D2, 336D2 L, 336E, 336E H, 336E HVG, 336E L, 336E LH, 336E LN, 336F L, 340D L, 340D2 L, 34...
320C, 325C, 330B L, 330C, 330C FM, 330C L, 330C MH, 330D, 330D L, 330D LN, 330D MH, 336D, 336D L, 336D LN, 336D2, 336D2 L, 336E, 336E H, 336E HVG, 336E L, 336E LH, 336E LN, 336F L, 340D L, 340D2 L, 34...
3062148
BOLT-TRACK
1090, 2290, 320D, 320D FM, 322C FM, 324D FM, 324D FM LL, 325C, 325D, 325D L, 329D, 329D L, 329D LN, 329E, 329E L, 329E LN, 336E, 345C, 511, OEMS, TK711
1090, 2290, 320D, 320D FM, 322C FM, 324D FM, 324D FM LL, 325C, 325D, 325D L, 329D, 329D L, 329D LN, 329E, 329E L, 329E LN, 336E, 345C, 511, OEMS, TK711
1504741
BOLT-TRACK
330B L, 330C, 330C FM, 330C L, 330D FM, 330D L, 330D MH, 345B, 345B II, 345B II MH, 345B L, 345C, 345C L, 345C MH, 551, 552, OEMS, TK751, TK752
330B L, 330C, 330C FM, 330C L, 330D FM, 330D L, 330D MH, 345B, 345B II, 345B II MH, 345B L, 345C, 345C L, 345C MH, 551, 552, OEMS, TK751, TK752
7Y5260
BOLT
330, 330 FM L, 330 L, 330B, 330B L, 345B II, 345B II MH, 345B L, 349E, 349E L, 349E L HVG, 349E L VG, 349F L, 350, 365B, 365B II, 365B L, 385B, 525C, 525D, 535C, 535D, 545C, 545D, 555D, GSH15, GSH15-6...
330, 330 FM L, 330 L, 330B, 330B L, 345B II, 345B II MH, 345B L, 349E, 349E L, 349E L HVG, 349E L VG, 349F L, 350, 365B, 365B II, 365B L, 385B, 525C, 525D, 535C, 535D, 545C, 545D, 555D, GSH15, GSH15-6...
4471725
BOLT
320D, 330C L, 330D L, 336D, 336D2, 336E, 336E H, 336E L, 336E LH, 336F L, 345C, 345C L, 345C MH, 345D, 345D L, 345D L VG, 349D, 349D L, 349E, 349E L, 349E L VG, 349F L, 365B, 365B II, 365B L, 365C, 36...
320D, 330C L, 330D L, 336D, 336D2, 336E, 336E H, 336E L, 336E LH, 336F L, 345C, 345C L, 345C MH, 345D, 345D L, 345D L VG, 349D, 349D L, 349E, 349E L, 349E L VG, 349F L, 365B, 365B II, 365B L, 365C, 36...
4471720
BOLT
320E LRR, 320E RR, 323E L, 325D L, 328D LCR, 329D, 329D L, 329E, 329E L, 349D, 374D L, 374F L, 390D, 390D L, 390F L
320E LRR, 320E RR, 323E L, 325D L, 328D LCR, 329D, 329D L, 329E, 329E L, 349D, 374D L, 374F L, 390D, 390D L, 390F L
7Y5244
BOLT-SOCKET HEAD
330, 330 FM L, 330 L, 374F L, 390F L, OEMS
330, 330 FM L, 330 L, 374F L, 390F L, OEMS
5P6783
BOLT-PLOW
825C, 825G, 825G II, 825H, 825K
825C, 825G, 825G II, 825H, 825K
0998110
BOLT-SOCKET HEAD
330, 330 FM L, 330 L, 330B, 330B L, 330D, 330D FM, 330D L, 330D LN, 330D MH, 336D, 336D L, 336D LN, 336D2, 336D2 L, 340D L, 340D2 L, E300B, M330D, W330B
330, 330 FM L, 330 L, 330B, 330B L, 330D, 330D FM, 330D L, 330D LN, 330D MH, 336D, 336D L, 336D LN, 336D2, 336D2 L, 340D L, 340D2 L, E300B, M330D, W330B
1440805
BOLT-TRACK
345B II, 345C, 345C L, 365B, 365B II, 365B L, 365C, 365C L, 365C L MH, 374D L, 374F L, 385C
345B II, 345C, 345C L, 365B, 365B II, 365B L, 365C, 365C L, 365C L MH, 374D L, 374F L, 385C
2164025
BOLT-TRACK
325C, 330C L, 330D L
325C, 330C L, 330D L
4471722
BOLT
345B II, 345C, 345D L, 349D, 349D L, 349E, 349E L, 349E L VG, 349F L
345B II, 345C, 345D L, 349D, 349D L, 349E, 349E L, 349E L VG, 349F L
5J4771
BOLT-PLOW
120M, 12M, 140M, 14M, 160M, 16G, 16H, 16H NA, 16M, 215D, 311C, 311D LRR, 311F LRR, 312, 312B L, 312C, 312C L, 312D, 314C, 314D LCR, 315B L, 315C, 315D L, 320B, 446, 446B, 7A, 7S, 910, 910E, 910G, 910K...
120M, 12M, 140M, 14M, 160M, 16G, 16H, 16H NA, 16M, 215D, 311C, 311D LRR, 311F LRR, 312, 312B L, 312C, 312C L, 312D, 314C, 314D LCR, 315B L, 315C, 315D L, 320B, 446, 446B, 7A, 7S, 910, 910E, 910G, 910K...
4F7827
BOLT-PLOW
120K, 120K 2, 120M, 12K, 12M, 12M 3, 12M 3 AWD, 140K, 140K 2, 140M, 140M 3, 140M 3 AWD, 160K, 160M, 160M 3, 160M 3 AWD, 215, 307C, 308C, 446, 446B, 446D, 450E, 450F, 5S, 613, 613C, 613C II, 613G, 6A, ...
120K, 120K 2, 120M, 12K, 12M, 12M 3, 12M 3 AWD, 140K, 140K 2, 140M, 140M 3, 140M 3 AWD, 160K, 160M, 160M 3, 160M 3 AWD, 215, 307C, 308C, 446, 446B, 446D, 450E, 450F, 5S, 613, 613C, 613C II, 613G, 6A, ...
8T4194
BOLT
1090, 1190, 1190T, 1290T, 1390, 216, 216B, 216B3, 226B, 226B3, 228, 232B, 235, 236, 236B, 236B3, 236D, 242B, 242B3, 242D, 246C, 247, 247B, 247B3, 248, 252B, 252B3, 256C, 257B, 257B3, 257D, 259B3, 259D...
1090, 1190, 1190T, 1290T, 1390, 216, 216B, 216B3, 226B, 226B3, 228, 232B, 235, 236, 236B, 236B3, 236D, 242B, 242B3, 242D, 246C, 247, 247B, 247B3, 248, 252B, 252B3, 256C, 257B, 257B3, 257D, 259B3, 259D...
8T4910
BOLT
1090, 115, 1190, 1190T, 120H, 120K, 120K 2, 120M, 120M 2, 1290T, 12H, 12H ES, 12H NA, 12K, 12M, 12M 2, 135H, 1390, 140H, 140H ES, 140H NA, 140K, 140K 2, 140M, 140M 2, 143H, 14H, 14M, 160H, 160H ES, 16...
1090, 115, 1190, 1190T, 120H, 120K, 120K 2, 120M, 120M 2, 1290T, 12H, 12H ES, 12H NA, 12K, 12M, 12M 2, 135H, 1390, 140H, 140H ES, 140H NA, 140K, 140K 2, 140M, 140M 2, 143H, 14H, 14M, 160H, 160H ES, 16...
8C3121
BOLT
10 FT, 10-20B, 120B, 120H, 120H ES, 120H NA, 12G, 12H ES, 12H NA, 130G, 135H, 135H NA, 140G, 140H ES, 140H NA, 143H, 14G, 14H NA, 160G, 160H ES, 160H NA, 163H NA, 16G, 16H NA, 24H, 3196, 3208, 3306B, ...
10 FT, 10-20B, 120B, 120H, 120H ES, 120H NA, 12G, 12H ES, 12H NA, 130G, 135H, 135H NA, 140G, 140H ES, 140H NA, 143H, 14G, 14H NA, 160G, 160H ES, 160H NA, 163H NA, 16G, 16H NA, 24H, 3196, 3208, 3306B, ...
7X0277
BOLT
3208, 3508B, 446, 446B, 446D, 621E, 621F, 621G, 621H, 623E, 623F, 623G, 623H, 627E, 627F, 627G, 627H, 631E, 631G, 633E II, 637E, 637G, 651E, 657E, 657G, 936F, AP-200B, AP-900B, C32, CB-314, CB-614, CS...
3208, 3508B, 446, 446B, 446D, 621E, 621F, 621G, 621H, 623E, 623F, 623G, 623H, 627E, 627F, 627G, 627H, 631E, 631G, 633E II, 637E, 637G, 651E, 657E, 657G, 936F, AP-200B, AP-900B, C32, CB-314, CB-614, CS...
9X6609
BOLT-LOCKING
3116, 3126, 3126B, 3126E, 35, 45, 55, C-12, C7
3116, 3126, 3126B, 3126E, 35, 45, 55, C-12, C7
7X2536
BOLT
120M, 120M 2, 12M, 12M 2, 140K, 140M, 140M 2, 14M, 160K, 160M, 160M 2, 16M, 24M, 30/30, 303, 303.5C, 303.5D, 303C CR, 303E CR, 304, 304.5, 304C CR, 304D CR, 305, 305.5D, 305.5E, 305C CR, 305D CR, 307B...
120M, 120M 2, 12M, 12M 2, 140K, 140M, 140M 2, 14M, 160K, 160M, 160M 2, 16M, 24M, 30/30, 303, 303.5C, 303.5D, 303C CR, 303E CR, 304, 304.5, 304C CR, 304D CR, 305, 305.5D, 305.5E, 305C CR, 305D CR, 307B...
8T1159
BOLT-SOCKET HEAD
115, 120G, 120K, 120K 2, 120M, 120M 2, 12K, 12M, 12M 2, 12M 3, 12M 3 AWD, 140G, 140H, 140K, 140K 2, 140M, 140M 2, 140M 3, 140M 3 AWD, 143H, 14H, 14M, 160H, 160K, 160M, 160M 2, 160M 3, 160M 3 AWD, 163H...
115, 120G, 120K, 120K 2, 120M, 120M 2, 12K, 12M, 12M 2, 12M 3, 12M 3 AWD, 140G, 140H, 140K, 140K 2, 140M, 140M 2, 140M 3, 140M 3 AWD, 143H, 14H, 14M, 160H, 160K, 160M, 160M 2, 160M 3, 160M 3 AWD, 163H...
1622165
BOLT-SOCKET HEAD
120K, 120K 2, 120M, 120M 2, 12K, 12M, 12M 2, 12M 3, 12M 3 AWD, 140K, 140K 2, 140M, 140M 2, 140M 3, 140M 3 AWD, 14M, 160K, 160M, 160M 2, 160M 3, 160M 3 AWD, 16M, 24M, 301.4C, 301.7D, 301.7D CR, 302.2D,...
120K, 120K 2, 120M, 120M 2, 12K, 12M, 12M 2, 12M 3, 12M 3 AWD, 140K, 140K 2, 140M, 140M 2, 140M 3, 140M 3 AWD, 14M, 160K, 160M, 160M 2, 160M 3, 160M 3 AWD, 16M, 24M, 301.4C, 301.7D, 301.7D CR, 302.2D,...
1017404
BOLT-SOCKET HEAD
1190, 1190T, 1290T, 1390, 236D, 2384C, 242D, 246C, 2484C, 256C, 257D, 2590, 259D, 262C, 262C2, 267B, 268B, 272C, 277C, 277C2, 279C, 279C2, 2864C, 287C, 287C2, 289C, 289C2, 297C, 299C, 300.9D, 301.4C, ...
1190, 1190T, 1290T, 1390, 236D, 2384C, 242D, 246C, 2484C, 256C, 257D, 2590, 259D, 262C, 262C2, 267B, 268B, 272C, 277C, 277C2, 279C, 279C2, 2864C, 287C, 287C2, 289C, 289C2, 297C, 299C, 300.9D, 301.4C, ...
9X2328
BOLT-SOCKET HEAD
301.4C, 301.7D, 301.7D CR, 302.2D, 302.4D, 302.7D, 303.5E, 303E CR, 304E, 305.5E, 305E, 307D, 308C, 308D, 308E CR, 308E SR, 311F LRR, 312E, 314E CR, 314E LCR, 316E L, 320C, 320E, 320E RR, 321D LCR, 32...
301.4C, 301.7D, 301.7D CR, 302.2D, 302.4D, 302.7D, 303.5E, 303E CR, 304E, 305.5E, 305E, 307D, 308C, 308D, 308E CR, 308E SR, 311F LRR, 312E, 314E CR, 314E LCR, 316E L, 320C, 320E, 320E RR, 321D LCR, 32...