1998 Holden Commodore (VT) — Repair Solution

3.8L LN3 (L36) 6cyl 12v OHV MPFI Petrol Auto · Warning Light / Electrical Malfunction · Electrical

Holden Commodore (VT) Warning Light / Electrical Malfunction Electrical Diagnostic Sequence Available

Vehicle Details

Make: Holden
Model: Commodore (VT)
Year: 1998
Engine: 3.8L LN3 (L36) 6cyl 12v OHV MPFI Petrol Auto
Area: Electrical
Category: Warning Light / Electrical Malfunction

Customer Complaint

The engine check, low oil, SRS and traction lights stay on dash.

Problem Summary

Vehicle had come from another garage, it was originally cutting out when hot. Had code:
-No engine reference while cranking.

The garage replaced crank angle sensor then DFI module. The car no longer cuts out but scan tool can't communicate with any system.

The vehicle runs OK.


Diagnostic Sequence

The step-by-step diagnostic process used to identify this fault is available to TaT members.

Unlock with Free Trial

Fault Description

The detailed fault description and root cause analysis for this 1998 Holden Commodore (VT) is available to TaT members.

Unlock with Free Trial

Verified Repair Solution

The confirmed repair procedure for this 1998 Holden Commodore (VT) is available to TaT members. Includes the verified fix and technician tips.

Unlock with Free Trial

Quick Facts

CodeHOLVT98436
Vehicle1998 Holden Commodore (VT)
Engine3.8L LN3 (L36) 6cyl 12v OHV MPFI Petrol Auto
ComplaintVisible
Diag. SequenceMembers Only
SolutionMembers Only

Need the Full Fix?

Get the complete diagnostic sequence, verified solution, and technician tips.

Access the Full Repair Solutions Database

Unlock 6,127 verified repair solutions with complete diagnostic details, confirmed fixes, and technician tips.


© 2026 The Automotive Technician (TaT) — www.tat.net.au