Spicer CTIS (Central Tire Inflation System) Troubleshooting Guide User Manual
Troubleshooting guide
Table of contents
Document Outline
- General Information
- Central Tire Inflation System (CTIS)
- Key Features
- Component Description
- CTIS Components
- Simplified System Schematic
- Flange or Panel—Operator Controls
- Flange or Panel—Warning Signals
- Driver Display Module—Operator Controls
- Driver Display Module —Warning Signals
- Diagnostics
- Service Codes Summary
- Troubleshooting Tips
- 5 Flashing Lights or DDM – Dashes "--" (Codes 26, 27)
- 5 Flashing Lights or DDM – Dashes "--" (Code 32)
- 5 Flashing Lights or DDM – Dashes "--" (Code 35)
- 5 Flashing Lights or DDM – Dashes "--" or 5 Flashing Lights and Check Tires Solid(Codes 36, 37)
- 5 Flashing Lights or DDM – Dashes "--" (Code 14)
- 5 Flashing Lights or DDM – Dashes "--" (Codes 33, 34)
- 5 Flashing Lights or DDM – Dashes "--" (Code 31)
- 4 Flashing Lights or CHECK TIRES Flashing (Codes 44, 45)
- 4 Flashing Lights or CHECK TIRES Flashing (Codes 41, 42)
- 2 Terrain Lights on Solid or DDM – Dashes "--" (Codes 23, 24)
- 2 Terrain Lights on Solid or DDM – Dashes "--" (Codes 11, 12, 16)
- No Terrain Lights or DDM – Dashes "--" (Codes 51, 52, 54, 55, 56)
- No Terrain Lights or DDM – Blank Display (Code 17)
- DDM – Dashes "--" (Code 75)
- Lights Sequentially Flashing
- Solid Warning Lamp or Solid OVER SPEED (Codes 18, 76, 77)
- No Indication or DDM – Dashes "--" (Implementation Specific) (Codes 53, 57, 58, 67, 68)
- No Indication (Codes 61, 62, 64, 65)
- No Code
- Service Guidelines
- Air Filter Change
- Connector Illustrations
- M939 Wiring Diagram (676422 and 676603)
- Flange Mount Wiring Diagram
- Panel Mount Wiring Diagram
- Chassis ECU with DDM (Separate Power and Switched Ignition) Wiring Diagram
- Chassis ECU with DDM (all Power Switched) Wiring Diagram
- Configuration Options