G3520B Industrial Engines Caterpillar


Electrical Connectors

Usage:

G3520B GLF

Connectors at the Terminal Boxes

Terminal Box and Connectors for the Master ECM




Illustration 1g01577254

Connectors at the terminal box for the master ECM (left side engine view)

(H1) Left side ignition harness

(J1/P1 and J2/P2) ECM connectors for the master ECM

(J5/P5) Customer connectors

(J6/P6) Connectors for the detonation sensors (left side)

(J7/P7) Connectors for the control harness (right side of terminal box)

(J8/P8) Connectors for the control harness (left side of terminal box)

(P9) Service tool connector

(J10) Connector for the harness to the advisor monitor display

(P50) Timing calibration connector

P5 Customer Connector




Illustration 2g01411148

J6/P6 Connectors for the Detonation Sensors (Left Side)




Illustration 3g01411150

J7/P7 Connectors for the Control Harness (right side of terminal box)




Illustration 4g01411321

J8/P8 Connectors for the Control Harness (left side of terminal box)




Illustration 5g01411322

P9 Connector for the Service Tool Connector




Illustration 6g01411323

P10 Connectors for the Advisor Monitor Display




Illustration 7g01411324

P50 Timing Calibration Connector




Illustration 8g01155187

Terminal Box for the Slave ECM




Illustration 9g01577294

Connectors at the terminal box for the slave ECM (right side engine view)

(H2) Right side ignition harness

(J3/P3 and J4/P4) ECM connectors for the slave ECM

(J11/P11) Connectors for the Control Harness

(J12/P12) Connectors for the Detonation Sensors

J11/P11 Connectors for the Control Harness




Illustration 10g01436446

J12/P12 Connectors for the Detonation Sensors (Right Side)




Illustration 11g01436447

Harness Connectors

Harness Connector at the Compressor Bypass Actuator




Illustration 12g01411816

Harness Connector for the Fuel Metering Valve




Illustration 13g01436453

Harness Connector at the Throttle Actuator




Illustration 14g01411816

Harness Connector at the Integrated Temperature Sensing Module




Illustration 15g01436448

Harness Connector for the Exhaust Temperature Sensors at the Integrated Temperature Sensing Module




Illustration 16g01436452

Sensor Connectors

Analog sensor connector (active)




Illustration 17g01159881

Analog sensor connector (passive)




Illustration 18g01436505

Sensor Connectors for PWM Sensors




Illustration 19g01414254



Illustration 20g01240891

Connectors for the Termination Resistor




Illustration 21g01436457

Junction Box




Illustration 22g01411745

Terminal locations at the junction box (left side engine view)

(1) 20 amp fuse

(2) 15 amp fuses

(3) 6 amp fuses

(4) Terminal strip connections

Caterpillar Information System:

G3520B Industrial Engines Nitrogen Oxide Level - Test
Injector Repair for C13 and C15 On-highway Engines{1290, 7620} Injector Repair for C13 and C15 On-highway Engines{1290, 7620}
Rework of the Internal Tray for the Harness{1408} Rework of the Internal Tray for the Harness{1408}
C15 and C18 Petrolem Generator Set Engines Electrical Connectors - Inspect
Incorrectly Identified Alternator Wiring on Some G3500 A3 Engines{1405, 1408} Incorrectly Identified Alternator Wiring on Some G3500 A3 Engines{1405, 1408}
2007/08/27 Actuator Shutoff Valve {1317, 1329}
G3408C and G3412C Engines Cylinder Head Valves
2007/08/27 Adjustment of the Alternator V-Belt {1154, 1357, 1405}
Oil Leakage Across C7 and C9 On-highway Engine Turbochargers{1052} Oil Leakage Across C7 and C9 On-highway Engine Turbochargers{1052}
C32 Marine Auxiliary Engine Engine Oil Level Gauge - Calibrate
345C Excavator Fuel Transfer Pump (Refueling) - If Equipped
Installation and Initial Start-Up Procedure For G3520B Industrial Engines{1000, 1408} Installation and Initial Start-Up Procedure For G3520B Industrial Engines{1000, 1408}
330F MHPU Mobile Hydraulic Power Unit Machine System Control Valve (Boom Lowering)
C7 Engine Oil Pressure Fault{1307, 1924} C7 Engine Oil Pressure Fault{1307, 1924}
Discoloration of the Hydraulic Cylinder Rod on Certain Excavators{5102, 5456, 5457, 5458, 5468, 7562} Discoloration of the Hydraulic Cylinder Rod on Certain Excavators{5102, 5456, 5457, 5458, 5468, 7562}
Removal and Installation of Electronic Unit Injectors{1290} Removal and Installation of Electronic Unit Injectors{1290}
345B Excavator Machine System Specifications Shuttle Valve (Pump Flow Control)
Product Link Registration Problems{733T, 7606} Product Link Registration Problems{733T, 7606}
G3500B Engines Coolant Pressure Is High
G3520B Industrial Engines Detonation Occurrence
G3520B Industrial Engines Engine Overcrank Occurrence
G3520B Industrial Engines Engine Overloads
G3500B Engines Engine Overspeeds
G3500B Engines Engine Shutdown or Start Inhibit Initiated by Driven Equipment
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