Trouble Code Table
The TECH 1A can indicate following trouble codes:
| Trouble code | Information sensor | Cause of fault |
|---|---|---|
| 16 | Front left valve | Defective |
| 17 | Front right valve | Defective |
| 19 | Valve relay | Defective |
| 25 | Pulse gear | Incorrect pulse gear |
| 28 | Rear left valve | Defective |
| 29 | Rear right valve | Defective |
| 35 | Pump motor | Defective |
| 37 | Feed, brake lamp switch | Interruption |
| 39 | Front left wheel speed sensor | Poor signal or none at all |
| 41 | Front left wheel speed sensor | Interruption |
| 42 | Front right wheel speed sensor | Poor signal or none at all |
| 43 | Front right wheel speed sensor | Interruption |
| 44 | Rear left wheel speed sensor | Poor signal or none at all |
| 45 | Rear left wheel speed sensor | Interruption |
| 46 | Rear right wheel speed sensor | Poor signal or none at all |
| 47 | Rear right wheel speed sensor | Interruption |
| 48 | Supply voltage | Too low |
| 55 | Control unit | Defective |