LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> GMC >> 1985 >> S15 Jimmy 2.8 B, RWD, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Fuel Injection System - 2.2L Diesel >> Testing >> Injection Nozzles >> Spray Pattern
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Spray Pattern

Remove nozzles and mount on injection nozzle tester. Pump tester lever about 1 stroke every 2 seconds to observe spray pattern. See Fig 1 . If spray is faulty, injector must be cleaned or replaced.

Fig 1: Injection Nozzle Spray Patterns
G9759