Engine Temperature - Open Circuit

Diagnosis conditions 

• A fault is recorded after a debounce time of 0.4 seconds if an engine temperature of less than -45 °C is measured.

Possible fault cause 

• Wiring
• Temperature sensor faulty
• DME control module faulty

Affected terminals 

Terminal III/22 and III/17

Resistance values 

0 °C 5.0 -7.0 k

20 °C 2.0 -3.0 k

60 °C 0,4 -q0,8 k