ENGINE 273 MPFI 281 P Code Description as per ISO/SAE Fault cause MIL / Blink Diag Detection / Customer Effect Probable Trouble area Check Code Tool for BS-III-IV P0217 Engine overheating Engine Blinking 53 YES 1. Danger of damage to engine & other components in engine room 1. Check cooling FAN. overheat 2.Check radiator coolant level 3.Check coolant circuit. P0261 Cylinder 1 Injector Circuit Low Short Circuit ON 12 YES 1. Vehicle acceleration is poor. 1) Loose/ Damaged Connections or Intermittent fault. to Ground 2. Idle is not stable. 2) INJ supply line Short circuit to Battery/ Ground. 3. Lambda control is not active. 3) INJ control line Short circuit to Battery/ Ground. 4. Engine may get flooded and exhaust may get red hot resulting 4) Check the continuity from injector connector pins to damage to the catalytic converter. the ECU pins.(ECU pin 5-Injector 1 Pin; ECU pin 165. Poor startability. Injector 2 pin). 12 volts should come at the remaining individual pins of the injectors. P0262 Cylinder 1 Injector Circuit High Short Circuit ON 12 YES 1. Vehicle acceleration is poor. 5) Check for back out of pins at both Sensor connector to Battery 2. Idle is not stable. and ECU connector. 3. Lambda control is not active. 6) Check for damage of pins at both sensor connector 4. Poor startability. and ECU connector. 7) Faulty INJ. P0264 Cylinder 2 Injector Circuit Low Short Circuit ON 13 YES 1. Vehicle acceleration is poor. 8) Faulty ECU to Ground 2. Idle is not stable. 3. Lambda control is not active. 4. Engine may get flooded and exhaust may get red hot resulting damage to the catalytic converter. 5. Poor startability. P0265 Cylinder 2 Injector Circuit High Short Circuit ON 13 YES 1. Vehicle acceleration is poor. to Battery 2. Idle is not stable. 3. Lambda control is not active. 4. Poor startability. P0300 Cylinder Misfire Any one Blinking 52 YES 1. Poor driveability. 1) Loose /Damaged Connections. cylinder 2. Misfire / Backfire. 2) Faulty IGN System (Spark Plugs, HT Cables, misfiring, 3. Exhaust heat up. Connections etc.) But cylinder 4. Threat to damage catalytic converter. 3) Faulty/ Clogged injectors. detection not 4) Low compression pressure. done 5) Improper valve clearance 6) Improper valve timing. P0301 Cylinder 1 Misfire Detected Mis-fire fault, Blinking 41 YES 1. Poor driveability. 7) Faulty ECT sensor. cylinder 1 2. Misfire / Backfire. 8) Loose connector / Faulty ECU. 3. Exhaust heat up. 4. Threat to damage catalytic converter & ignition system. P0302 Cylinder 2 Misfire Detected Mis-fire fault, Blinking 45 YES 1. Poor driveability. cylinder 2 2. Misfire / Backfire. 3. Exhaust heat up. 4. Threat to damage catalytic converter & ignition system. P0336 Crankshaft Position Sensor Circuit Range/ Signal out ON 14 YES 1. Engine doesn’t start / vehicle stops. 1) Loose/ Damaged Connections. Performance of range 2) Sensor supply line Short circuit to Battery/ Ground. 3) Sensor Signal line Short circuit to Battery/ Ground. 4) Check the continuity from sensor connector pins to the ECU pins ( ECU pin 27-Sensor pin 1;ECU pin 39-Sensor Pin 2). 5) Check for back out of pins at both Sensor connector and ECU connector.
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