FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
Courtesy of Operation CHARM: Car repair manuals for everyone.

U1406


U1406 BOOST PRESSURE INPUT





DTC Logic

DTC DETECTION LOGIC









Diagnosis Procedure
1.PERFORM ECM SELF-DIAGNOSIS
Using CONSULT-III, check the "self diagnosis result" of "ENGINE" and repair or replace any malfunctioning parts.
- Testing and Inspection.