Possible Causes
WARNING: This page is about a different variant/trim than selected.
| Possible Causes |
|---|
| DEF TANK CAVITATION (IMPROPER TANK BLEEDING) |
| FROZEN DEF |
| LOW DEF TANK LEVEL |
| CONTAMINATED DEF |
| DEF LINE LEAKING OR RESTRICTED |
| DEF INJECTOR |
| DEF PUMP |
| POWERTRAIN CONTROL MODULE (PCM) |
Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding. Refer to PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE .