Possible Causes
WARNING: This page is about a different variant/trim than selected.
| Possible Causes |
|---|
| PRND PARK LOW SIDE SWITCH (1) CIRCUIT HIGH RESISTANCE |
| PRND PARK HIGH SIDE SWITCH (2) CIRCUIT HIGH RESISTANCE |
| ePRND MODULE |
| 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 ePRND Switch Voltages | ||||||
|---|---|---|---|---|---|---|
| Switch | Button Not Pressed - Typical Voltage | Button Not Pressed - Minimum Voltage | Button Not Pressed - Maximum Voltage | Button Pressed - Typical Voltage | Button Pressed - Minimum Voltage | Button Pressed - Maximum Voltage |
| Park Low Side Switch (1) | 1.71 | 1.00 | 2.10 | 3.45 | 3.00 | 4.10 |
| Park High Side Switch (2) | 3.37 | 3.00 | 4.10 | 1.30 | 1.00 | 2.10 |
| Reverse Low Side Switch (1) | 1.71 | 1.00 | 2.10 | 3.45 | 3.00 | 4.10 |
| Reverse High Side Switch (2) | 3.37 | 3.00 | 4.10 | 1.30 | 1.00 | 2.10 |
| Neutral Low Side Switch (1) | 1.71 | 1.00 | 2.10 | 3.45 | 3.00 | 4.10 |
| Neutral High Side Switch (2) | 3.37 | 3.00 | 4.10 | 1.30 | 1.00 | 2.10 |
| Drive Low Side Switch (1) | 1.71 | 1.00 | 2.10 | 3.45 | 3.00 | 4.10 |
| Drive High Side Switch (2) | 3.37 | 3.00 | 4.10 | 1.30 | 1.00 | 2.10 |
NOTE:
Holding any button pressed longer than 10 seconds will set a DTC for button stuck.