Mitsubishi TSB #TSB-12-13-005
2008 Mitsubishi Outlander
TSB Document:
Affected Component: ELECTRICAL SYSTEM:SOFTWARE
- Summary
- Some affected vehicles may display an illuminated MIL with DTC P0420: Warm Up Catalyst Efficiency Below Threshold, recorded in the ECM. An incorrect parameter in the judgment criteria may cause a false MIL (mis-detection of a fault when an abnormal condition is not present). This TSB provides dealers with a procedure to reprogram the ECM with new software to correct the condition.
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