Question

How hard is it to replace the coil harness on the 2005 Lincoln LS 3.9L V8?

Answer 1

Here is the procedure to replace the ignition coils:

1. Remove the EVAP canister purge valve nuts and position the valve and bracket aside.
2. Remove the 12 bolts and the 2 ignition coil covers.
3. Remove all silicone sealant and residue from the coil cover.
4. Remove all silicone sealant and residue from the valve cover surface and ignition coil wiring harness.
5. Disconnect the 8 ignition coil electrical connectors.
6. Remove the 8 ignition coil bolts.
7. Remove the 8 ignition coils. NOTE: When removing the ignition coils, a slight twisting motion will break the seal and ease removal.
8. To install, reverse the removal procedure.