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Allison CEC-1 Fault Code Manual


SKU: TM2712TS Category:
Allison CEC-1 Fault Code Manual

Factory printed manual.  OEM Factory Allison Commercial Electronic Controls 1 (CEC1) troubleshooting manual covering the electronically controlled on-highway transmissions.

Allison CEC-1 Fault Code Manual


Allison CEC-1 Model Coverage:

  • MT (B)
  • HT (B)
  • V (R)
  • CL(B)T
  • DP
  • M/S

Coverage includes:

1. General description

  • Transmission
  • Electronic Control Unit
  • Shift Selector
  • Throttle Position Sensor
  • Speed Sensors
  • Electro-hydraulic Valve Bodies
  • Wiring Harness
  • Vehicle Interface Module

2. Definitions

3. Basic Knowledge

  • Basic Knowledge Required
  • Using the manual
  • System overview
  • Beginning the troubleshooting process
  • Important info in the troubleshooting process

4. Wire Check Procedures

  • Checking wire harness for opens / shorts
  • Checking inside the transmission for opens / shorts

5. Diagnostic Codes

  • Diagnostic code memory
  • Code reading & clearing
  • Code chart abbreviations
  • Code list & description
  • Troubleshooting with & without codes

6. Special Function Inputs & Outputs

7. General Troubleshooting or Performance Complaints

  • Intermittent codes
  • Solenoid & clutch chart
  • Wire & connector chart
  • Connector part numbers, terminal part numbers,  tool part numbers & repair instructions
  • Throttle position sensor adjustment
  • Miscellaneous items
  • Hydraulic schematics
  • Electrical schematics
  • Solenoid & Temperature chart

Allison CEC-1

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Weight 5 oz


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Allison CEC-1 Fault Code Manual