Diagnostic Codes
Usage:
Some trucks may have electronic dashboards that provide a direct readout of 3406B (PEEC III) engine diagnostic codes. Follow the instructions on the previous page to obtain engine diagnostic codes.
The following is a list of 3406B (PEEC III) diagnostic codes and their descriptions:
For a complete explanation of each diagnostic code, see Electronic Troubleshooting, 3406B (PEEC III) Diesel Truck Engine, Form No. SENR5147.
Caterpillar Information System:
TROUBLESHOOTING 3406B (PEEC III) DIESEL TRUCK ENGINE OEM SYS Using The Diagnostic Lamp To Check For Diagnostic Codes
TROUBLESHOOTING 3406B (PEEC III) DIESEL TRUCK ENGINE OEM SYS 3406B (PEEC III) System Operations
TROUBLESHOOTING 3406B (PEEC III) DIESEL TRUCK ENGINE OEM SYS J14 Connector Tests (Vehicle Speed Buffer)
TROUBLESHOOTING 3406B (PEEC III) DIESEL TRUCK ENGINE OEM SYS J11 Connector Tests (Throttle Position Sensor)
TROUBLESHOOTING 3406B (PEEC III) DIESEL TRUCK ENGINE OEM SYS P7 Connector Tests (Vehicle Connector)
TROUBLESHOOTING 3406B (PEEC III) DIESEL TRUCK ENGINE OEM SYS Operational Problem Chart
TROUBLESHOOTING 3406B (PEEC III) DIESEL TRUCK ENGINE OEM SYS Location of 3406B (PEEC III) Truck System Connectors
TROUBLESHOOTING 3406B (PEEC III) DIESEL TRUCK ENGINE OEM SYS Correct Wiring of Vehicle Speed Sensor
TROUBLESHOOTING 3406B (PEEC III) DIESEL TRUCK ENGINE OEM SYS Visual Inspection and Repair of Connectors
TROUBLESHOOTING 3406B (PEEC III) DIESEL TRUCK ENGINE OEM SYS Responsibility for Throttle Pedal Adjustment
TROUBLESHOOTING 3406B (PEEC III) DIESEL TRUCK ENGINE OEM SYS Correct Adjustment of the Throttle Linkages
TROUBLESHOOTING 3406B (PEEC III) DIESEL TRUCK ENGINE OEM SYS 3406B (PEEC III) Truck System Tests Not Covered by the Volt-Ohm Meter
TROUBLESHOOTING 3406B (PEEC III) DIESEL TRUCK ENGINE OEM SYS 3406B (PEEC III) Component Warranty and Programming Responsibility
TROUBLESHOOTING 3406B (PEEC III) DIESEL TRUCK ENGINE OEM SYS 3406B (PEEC III) System Wiring Diagram
TROUBLESHOOTING 3406B (PEEC III) DIESEL TRUCK ENGINE OEM SYS 3406B (PEEC III) OEM Related Wiring Schematic
3176 DIESEL TRUCK ENGINE Schematic
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