PINPOINT TEST JB: Secondary Ignition (COP): Introduction
WARNING: This page does not describe the selected car, but rather 34 other vehicles, including the 2019 Lincoln Navigator, 2019 Lincoln Nautilus, 2019 Lincoln MKZ, 2019 Lincoln MKT, and 2019 Lincoln MKC. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
A damaged ignition system may cause high catalyst temperatures. Check the components next to the catalyst and muffler for heat damage.
This pinpoint test is intended to diagnose the following:
- spark plugs (12405)
- secondary side of the coil
- exhaust spark plug wire (12286) (6.2L engine only)
| Vehicle | Firing Order for Coil On Plug Applications |
|---|---|
| Fusion 1.5L | 1 2 4 3 |
| E-Series 6.2L, F-150 5.0L, F-Series Super Duty 6.2L, Mustang 5.0L | 1 5 4 8 6 3 7 2 |
| Mustang 5.2L | 1 5 4 8 3 7 2 6 |
| 3-cylinder applications | 1 2 3 |
| 4-cylinder applications | 1 3 4 2 |
| 6-cylinder applications | 1 4 2 5 3 6 |
| 8-cylinder applications | 1 3 7 2 6 5 4 8 |
Harness Side
| Circuit | Pin |
|---|---|
| VPWR (Vehicle Power) | 3 |
| COP (Coil On Plug) | 1 |
| GND (Ground) | 2 |