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Fuel Injector On-Vehicle Inspection

WARNING: This page is about a different variant/trim than selected.

Remove intake upper manifold, see INTAKE MANIFOLD REMOVAL AND INSTALLATION .
Disconnect connector (1) from injector, connect ohmmeter between terminals of injector and check resistance.
If resistance is out of reference value greatly, replace.

Reference resistance of fuel injector

11.4 - 12.6 Ω at 20 °C, 68 °F

Fig 1: Connecting Ohmmeter Between Terminals Of Injector And Check Resistance
Courtesy of SUZUKI OF AMERICA CORP.
Connect connector to injector securely.