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Home >> Jaguar >> 2001 >> XJR >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Basic Diagnostic Procedures >> Fuel System >> Injector Resistance

Injector Resistance

Turn ignition off. Disconnect appropriate injector harness connector. Measure resistance between injector terminals. On S-Type, resistance should be 12-16 ohms. On XJR, XKR, XJ8 and XK8, resistance should be 12-18 ohms. On all models, replace injector if resistance is not as specified.