Possible Causes
WARNING: This page is about a different variant/trim than selected.
| Possible Causes |
|---|
| INVERTER COOLANT TEMPERATURE SENSOR CIRCUIT SHORTED TO GROUND |
| INVERTER COOLANT TEMPERATURE SENSOR |
| ELECTRIC VEHICLE CONTROL UNIT (EVCU) |
WARNING:
On vehicles equipped with the high voltage system, you must thoroughly read and follow all High Voltage Safety procedures. In addition, before performing any diagnostic or service procedure near a high voltage component, you must perform the High Voltage Power Down. Failure to follow these instructions may result in possible serious or fatal injury.
Refer to HIGH-VOLTAGE POWER DOWN PROCEDURE to perform the High Voltage Power Down procedure.
Always perform the Pre-Diagnostic Troubleshooting Procedure before proceeding. Refer to EVCU PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE .
| TYPICAL VALUES FOR INVERTER COOLANT TEMPERATURE SENSOR | |
|---|---|
| TEMPERATURE | ACCEPTABLE K-OHM RANGE |
| -40° C (-40° F) | 291.49 - 381.71 |
| 0° C (32° F) | 29.33 - 35.99 |
| 25° C (77° F) | 9.12 - 10.88 |
| 50° C (122° F) | 3.33 - 3.88 |
| 90° C (194° F) | 0.86 - 0.97 |
| 120° C (248° F) | 0.37 - 0.41 |
| 160° C (320° F) | 0.16 - 0.14 |