Category: Chevrolet

P1267 Chevrolet Cylinder #7 High To Low Side Short Possible causes – Fuel injector No. 7 output circuit open or short to ground. – Injector. – Faulty Engine Control Module (ECM) Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1267 Chevrolet Description Indicates a low voltage condition exists at the injector output…

P1268 Chevrolet Cylinder #8 High To Low Side Short Possible causes – Fuel injector No. 8 output circuit open or short to ground. – Injector. – Faulty Engine Control Module (ECM) Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1268 Chevrolet Description Indicates a low voltage condition exists at the injector output…

P1269 Chevrolet Immobilizer Code Not Programmed Symptoms – Engine Light ON (or Service Engine Soon Warning Light)

P1270 Chevrolet Engine RPM Or Speed Limiter Reached Possible causes – Wheel slippage (water, ice, mud and snow)– Excessive engine RPM in neutral– Vehicle drive at a high rate of speed Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1270 Chevrolet Description Engine RPM/Vehicle Speed Limiter Indicates the vehicle has been operated…

P1265 Chevrolet Cylinder #5 High To Low Side Short Possible causes – Fuel injector No. 5 output circuit open or short to ground. – Injector. – Faulty Engine Control Module (ECM) Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1265 Chevrolet Description Indicates a low voltage condition exists at the injector output…

P1262 Chevrolet Cylinder #2 High To Low Side Short Possible causes – Fuel injector No. 2 output circuit open or short to ground. – Injector. – Faulty Engine Control Module (ECM) Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1262 Chevrolet Description Indicates a low voltage condition exists at the injector output…

P1263 Chevrolet Cylinder #3 High To Low Side Short Possible causes – Fuel injector No. 3 output circuit open or short to ground. – Injector. – Faulty Engine Control Module (ECM) Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1263 Chevrolet Description Indicates a low voltage condition exists at the injector output…

P1264 Chevrolet Cylinder #4 High To Low Side Short Possible causes – Fuel injector No. 4 output circuit open or short to ground. – Injector. – Faulty Engine Control Module (ECM) Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1264 Chevrolet Description Indicates a low voltage condition exists at the injector output…

P1258 Chevrolet Engine Coolant Overtemperature – Protection Mode Active

P1259 Chevrolet VTEC System Malfunction Possible causes – Low engine oil pressure or level– Open or short circuit condition– Faulty VTEC oil pressure switch– Faulty VTEC solenoid What about the obd code? The P1259 Chevrolet is set when there is a problem in the VTEC Oil Pressure Switch circuit or VTEC Solenoid Valve circuit Symptoms…

P1260 Chevrolet Last Test Failed Failed SCC ENTER Possible causes Previous theft condition. Anti-theft system failure Tech description Theft indicator flashing rapidly or on solid when ignition switch is in the ON position. Check anti-theft system for DTCs. Typical vehicle symptoms are: start/stall or crank/no start. NOTE: No crank symptom only on vehicles equipped with…

P1261 Chevrolet Cylinder #1 High To Low Side Short Possible causes – Fuel injector No. 1 output circuit open or short to ground. – Injector. – Faulty Engine Control Module (ECM) Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1261 Chevrolet Description Indicates a low voltage condition exists at the injector output…

P1254 Chevrolet Pedal Correlation PDS2 and LPDS High Symptoms – Engine Light ON (or Service Engine Soon Warning Light)

P1255 Chevrolet Pedal Correlation PDS2 and LPDS Low Symptoms – Engine Light ON (or Service Engine Soon Warning Light)

P1256 Chevrolet Pedal Correlation PDS1 and HPDS Symptoms – Engine Light ON (or Service Engine Soon Warning Light)

P1257 Chevrolet Supercharger System Overboost

P1250 Chevrolet Early Fuel Evaporation Heater Circuit Symptoms – Engine Light ON (or Service Engine Soon Warning Light)

P1251 Chevrolet Air Mixture Solenoid Circuit Malfunction Symptoms – Engine Light ON (or Service Engine Soon Warning Light)

P1252 Chevrolet Pedal Correlation PDS1 and LPDS High Symptoms – Engine Light ON (or Service Engine Soon Warning Light)

P1253 Chevrolet VTEC System Malfunction Possible causes – Engine oil level low– Low engine oil pressure– Blocked oil passage– Faulty VCT oil control valve Tech description If the P1253 Chevrolet is present, start by checking the engine oil level and condition. Change engine oil and filter if necessary with factory recommended oil weight. Symptoms –…