Fuel Injectors
- Listen to injectors during cranking and at idle. They should make ticking sound. Frequency of sound should increase as engine speed increases.
- Except where noted, disconnect injector connector at injector. Check resistance between injector terminals. See INJECTOR RESISTANCES table. For testing rear bank injectors on 3000GT, disconnect rear bank connector. Check resistance between terminals indicated in 3000GT REAR BANK INJECTOR CHECK table. For testing right bank injectors on Galant 3.0L, disconnect intermediate connector. Check resistance between terminals indicated in GALANT RIGHT BANK INJECTOR CHECK table. For testing Montero 3.5L or Montero Sport 3.0L & 3.5L injectors, disconnect intermediate connector. Check resistance between intermediate connector terminals indicated in MONTERO SPORT 3.0L & 3.5L INJECTOR CHECK table.
INJECTOR RESISTANCES
| Application | Injector Resistance - Ohms @ 68°F (20°C) | |
|---|---|---|
| Eclipse | ||
| 2.0L Non-Turbo | 11-15 | |
| 2.0L Turbo | 2-3 | |
| 2.4L | 13-16 | |
| 3000GT | ||
| 3.0L Non-Turbo | 13-16 | |
| 3.0L Turbo | 2-3 | |
| All Except Eclipse & 3000GT | 13-16 | |
3000GT REAR BANK INJECTOR CHECK
| Injector No. | Check Between Intermediate Connector Terminals No. | |
|---|---|---|
| SOHC | ||
| 2 | 1 & 2 | |
| 4 | 1 & 5 | |
| 6 | 1 & 6 | |
| DOHC | ||
| 2 | 1 & 2 | |
| 4 | 1 & 3 | |
| 6 | 1 & 4 | |
| DOHC Turbo | ||
| 2 | 1 & 4 | |
| 4 | 2 & 5 | |
| 6 | 3 & 6 | |
GALANT RIGHT BANK INJECTOR CHECK
| Injector No. | Check Between Intermediate Connector Terminals No. |
|---|---|
| 1 | 1 & 2 |
| 3 | 1 & 3 |
| 5 | 1 & 4 |
MONTERO & MONTERO SPORT 3.0L & 3.5L INJECTOR CHECK
| Injector No. | Check Between Intermediate Connector Terminals No. |
|---|---|
| 1 | 8 & 3 |
| 2 | 8 & 2 |
| 3 | 8 & 1 |
| 4 | 8 & 7 |
| 5 | 8 & 6 |
| 6 | 8 & 5 |