Simtec 56.0/ 56.1 F0:DATA LIST
| No. | TECH 1 Display | Conditions for Checking | Nominal Value | Trouble Codes | Terminal |
|---|---|---|---|---|---|
| 18 | SEC.AIR PUMP REL | X 20 XEV engine only: |
Engine running at idle speed, cold
ACTIVE 0V
| 46, 47 | 44, 41 |
|---|---|
| Engine running at idle speed, operating temperature |
(switches at coolant temperatures above approx. 35 °C/ 95 °F)
| INACTIVE 12V | ||
|---|---|---|
| Alternative check if the engine is already warm: | ||
| Engine warm | ||
| Disconnect coolant temperature sensor | ||
| ACTIVE 0V | ||
| Note: | ||
| When the coolant temperature sensor is disconnected, the control unit always recognises a coolant temperature of -35 °C/ -31 °F. This causes a trouble code to be stored when the engine is switched off. This must then be deleted on the next engine start. |