2004 Jeep Wrangler (TJ) — Repair Solution

4.0L ERH 6cyl 12v OHV MPFI Petrol · Ignition Switch · Electrical

Jeep Wrangler (TJ) Ignition Switch Electrical Diagnostic Sequence Available

Vehicle Details

Make: Jeep
Model: Wrangler (TJ)
Year: 2004
Engine: 4.0L ERH 6cyl 12v OHV MPFI Petrol
Area: Electrical
Category: Ignition Switch

Customer Complaint

Vehicle would not crank over.

Problem Summary

The ignition switch operation felt odd, especially when turned to start.

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 2004 Jeep Wrangler (TJ) is available to TaT members.

Unlock with Free Trial

Verified Repair Solution

The confirmed repair procedure for this 2004 Jeep Wrangler (TJ) is available to TaT members. Includes the verified fix and technician tips.

Unlock with Free Trial

Quick Facts

CodeJEETJ04414
Vehicle2004 Jeep Wrangler (TJ)
Engine4.0L ERH 6cyl 12v OHV MPFI Petrol
ComplaintVisible
Diag. SequenceMembers Only
SolutionMembers Only

Need the Full Fix?

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

More Jeep Repair Solutions

2005 Jeep Wrangler 4.0L ERH 6cyl 12v OHV MPFI Petrol · Gear Changing - Auto 2005 Jeep Grand Cherokee (WK) 3.0L EXL 6cyl 24v DOHC Turbo CRD Diesel Auto · Hard Starting Problems 2012 Jeep Grand Cherokee (WK) 3.0L EXF 6cyl 24v DOHC Turbo CRD Diesel Auto · In Limp Mode 2012 Jeep Wrangler (JK) 3.6L ERB 6cyl 24v DOHC VVT MPFI Petrol · Misfire / Misfire Codes 2017 Jeep Grand Cherokee (WK) 3.0L EXF 6cyl 24v DOHC Turbo CRD Diesel Auto · Throttle Body Problem 2008 Jeep Wrangler (JK) 3.8L EGT 6cyl 12v OHV MPFI Petrol Auto · ABS Light On

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