Reno L4-2.0L (2006)
Engine Control Module: All Technical Service Bulletins
Fuel System - Fuel Pump Prime Eliminated
FORENZA
Section Title: Engine
TSB No. TS 14 04067
Division: Automotive
Category: Technical
SUBJECT:
NO FUEL PUMP PRIME BEFORE START UP
MODEL(S):
FORENZA SEDAN/WAGON, RENO (RQ420)
YEAR:
2006
CONDITION:
The fuel pump prime function is eliminated. The pump does not run for two seconds when the ignition switch is turned to run.
CAUSE:
The latest ECM calibration has eliminated the fuel pump prime function. This is not a defect in any fuel system component.
CORRECTION:
When testing for fuel pressure the engine must be cranking running or the pump must be activated with the misc. tests option of the Tech 2. Only then
can the fuel pump and circuit be tested for functionality.
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