LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Jeep >> 2003 >> Wrangler SE, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 20 (Charging System - Generators & Regulators) >> Self-Diagnostic System >> Scan Tool Problems & Error Messages >> Blank Message Screen
July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Blank Message Screen

WARNING: This page is about a different car, the 2004 Jeep Wrangler. However, it is still accessible from the selected car via links, so may be relevant.

Check for loose cable connections or bad cable. If cable connections and cable are okay, check voltage at DLC terminal No. 16. Voltage should be at least 11 volts. If voltage is not as specified, check wiring circuit and necessary fuses. See WIRING DIAGRAMS  .