P0266 Cadillac Cylinder 2 Contribution Balance
Possible causes
– Dirty Fuel Injector 2
– Faulty Fuel Injector 2
– Plugged Fuel Injector 2
– Fuel injector 2 harness is open or shorted
– Fuel injector 2 circuit poor electrical connection
– Faulty Fuel Injector 2
– Plugged Fuel Injector 2
– Fuel injector 2 harness is open or shorted
– Fuel injector 2 circuit poor electrical connection
Tech description
Clogged or partially clogged fuel injector can cause this code. Start by performing an injector flush before replacing the injector.
Symptoms
– Engine Light ON (or Service Engine Soon Warning Light)
– Engine Misfire
– Engine Run Rough
– Low MPG
– Engine Misfire
– Engine Run Rough
– Low MPG
P0266 Cadillac Description
Code P0266 Cadillac is triggered when the Engine Control Module (ECM) detects that the acceleration rate of the crankshaft for Cylinder 2 was less than a calibrated amount. During normal conditions the ECM turns the Fuel Injectors ON and OFF in the Fuel Injection System.
Cadillac Vehicle:Cadillac CTS Coupe, Cadillac CTS-V Coupe , Cadillac Eldorado , Cadillac Escalade EXT , Cadillac ATS , Cadillac CTS , Cadillac CTS Sedan , Cadillac CTS Sport Sedan , Cadillac CTS-V , Cadillac CTS-V Sedan , Cadillac Catera , Cadillac DTS , Cadillac DeVille , Cadillac STS-V , Cadillac STS , Cadillac Seville , Cadillac XTS , Cadillac XLR , Cadillac XLR Platinum , Cadillac Escalade , Cadillac SRX