SECTION 6F3 - ENGINE TUNE

– GEN III V8 ENGINE

IMPORTANT:

Before performing any Service Operation or other procedure described in this Section, refer to Section

00 CAUTIONS AND NOTES for correct workshop practices with regard to safety and/or property damage.

1. GENERAL I NFORMATI O N

Engine tuning is sim plified by electronic control of both the air /fuel m ixture and the ignition tim ing by the Powertr ain

Control Module (PCM), which controls the ratio of the air/fuel mixture to near optimum condition.

The PCM f itted to VU Ser ies Models ca rr ies over f r om VX Ser ies Models . For inf or mation relating to engine tune f or

VU Series Models, refer to Section 6F3 ENGINE TUNE - GEN III V8 ENGINE and Section 6C3 POWERTRAIN

MANAGEMENT – GEN III V8 ENGINE in the VX Series Service Information.