Diagnostic Test
WARNING: This page is about a different car, the 2015 RAM 1500. However, it is still accessible from the selected car via links, so may be relevant.
- CHECK FOR AN ACTIVE DTC
- Turn the ignition on.
- With the scan tool, read and record the Environmental Data to help identify the conditions in which the DTC was set.
- With the scan tool, read DTCs and record on vehicle work order.NOTE:
Do not erase the DTCs at this time.
Is the DTC active?
Yes
- Replace the Electric Power Steering (EPS) Module in accordance with service information. Refer to GEAR, INDEPENDENT FRONT SUSPENSION, REMOVAL .
- Perform the EPS VERIFICATION TEST. Refer to STANDARD PROCEDURE .
No
- Go To 2
- VERIFY CUSTOMER COMPLAINT
- Check with customer to verify loss or degradation of power steering assist.
Was the customer complaint related to a loss or degradation of power steering assist?
Yes
- Replace the Electric Power Steering (EPS) Module in accordance with Service Information. Refer to GEAR, INDEPENDENT FRONT SUSPENSION, REMOVAL .
- Perform the EPS VERIFICATION TEST. Refer to STANDARD PROCEDURE .
No
- Go To 3
- Check with customer to verify loss or degradation of power steering assist.
- CHECK FOR AN ACTIVE DTC NOTE:
This DTC must be active for the results of this test to be valid.
- Turn the ignition on.
- With the scan tool, read the EPS DTCs.
- With the scan tool, erase DTCs.
- Test drive the vehicle at road speeds above 30 k/mh (19 mph).
- Park the vehicle.
- With the scan tool, read EPS DTCs.
Is the DTC active?
Yes
- Replace the Electric Power Steering (EPS) Module in accordance with Service Information. Refer to GEAR, INDEPENDENT FRONT SUSPENSION, REMOVAL .
- Perform the EPS VERIFICATION TEST. Refer to STANDARD PROCEDURE .
No
- The condition or conditions that originally set this DTC are not present at this time. Using the wiring diagrams as a guide, check all related splices and connectors for signs of water intrusion, corrosion, pushed out or bent terminals, and correct pin tension and repair as necessary. If no problems are found, test complete.
- Perform the EPS VERIFICATION TEST. Refer to STANDARD PROCEDURE .