Injector Delivery Volume
- With delivery pipe and injectors removed, secure injectors tightly onto delivery pipe with wire. Install hose on injector. Install Injector Checker (49 B092 953) on injector. See Fig 1 .
- Install jumper between 2 terminals of fuel pump test circuit connector. See BASIC TESTING article for test connector location. Turn ignition on. Connect injector checker to battery voltage. Note injector volume after 15 seconds.
- Replace injectors which do not meet volume specifications. See INJECTOR VOLUME SPECIFICATIONS table. Check primary and secondary injectors in the same manner.
CAUTION:
Use care when connecting injector checker to prevent sparks around fuel area.
INJECTOR VOLUME SPECIFICATIONS
| Application | Oz. (cc) | |
|---|---|---|
| DOHC | ||
| Main Fuel Injectors | 1.80-1.95 (60-65) | |
| Cold Start Fuel Injector | .9-1.2 (30-40) | |
| SOHC | 1.35-1.95 (45-65) | |