2004 Nissan Titan wiring diagram - the12volt will bring home wiring colors tomorrow for a titan. has a transponder bypass just like a ford. door locks are located at the switch in the door. factory alarm arms and disarms with door locks. ground pulse for both double pulse to unlock. constant ground on either wire rolls windows up or down. will 2004 Nissan Titan Wiring - Nissan Parts Deal Parts Questions Home > Nissan Titan > 2004 > Wiring Parts found for 2004 Nissan Titan > Body Electrical > Wiring. 7 illustrations found for the vehicle you selected. Select your vehicle options to narrow down results. Select an illustration to view its particular parts. 1. 2004 Titan Wiring Diagram | Nissan Titan Forum I replaced my axle seals on a 2004 Nissan Titan 4wd w/ TruTrac. Parts: Timken Set 10 axle bearings (the Timken catalog lists Set 80 for the bigger axles on the newer trucks) The Timken Set 10 bearing includes the bearing, race and retainer all in one package. I bought these for about $28.. Nissan Titan Questions - I have a 2004 Nissan Titan 4X4 I have a 2004 Nissan Titan 4X4 that has the rear wiring harness melting because of broken tailpipe. Can the wiring be repaired or will I have to replace the harness. 4 Answers. 2004 Nissan Titan with rear wiring harness melting. Cause the Slip and ABS lights to come on along with the Service Engine Soon light.