Pre-Diagnostic Checkout (Diesel)
WARNING: This page is about a different car, the 2005 Dodge Pickup and 2005 Dodge Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.
For a complete wiring diagram refer to appropriate SYSTEM WIRING DIAGRAMS article.
- 1) PRE-DIAGNOSTIC CHECKOUT NOTE: Always perform diagnostics with a fully charged battery to avoid false symptoms.NOTE: Low fluid level can be the cause of many transmission problems. If the fluid level is low locate and repair the leak then check and adjust the fluid level per the Service Information.
With the scan tool, read engine DTC's. Check and repair all engine DTCs prior to performing transmission symptom diagnostics.
Using the wiring diagram/schematic as a guide, inspect the wiring and connectors. Repair as necessary.
Verify the flash level of the Engine Control Module. Some problems are corrected by software upgrades.
Check for any Service Information Tune-ups or Technical Service Bulletins that may apply.
Did any of the above checks or procedures correct the symptom?
Yes
- Repair is complete.
- Perform TRANSMISSION VERIFICATION TEST VER - 1 (DIESEL) .
No
- Perform testing for the appropriate symptom(s). (Refer to DIAGNOSIS AND TESTING )