ENGINE 273 MPFI 282 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 6) Check for damage of pins at both sensor connector and ECU connector. 7) Damaged Flywheel Gears/ TARGETWHEEL. 8) MISALIGNMENT/ IncreasedAirgap OF THE SENSOR. 9) Faulty CKP Sensor. 10) Faulty ECU P0351 Ignition Coil Primary/Secondary Circuit Short Circuit ON 31 YES 1. Engine shuts off and can be only started after Ignition switch 1) Loose /Damaged connector. to Battery resetting or coil has cooled down. 2) IGN Coil supply line short to Battery/Ground 2.Misfire may happen. 3) IGN Coil Control line Short to Battery/ Ground. 4) Check the continuity from Ignition Coil connector pins to the ECU pins ( ECU pin 55-Ignition Coil pin 2).12 volts should come at ignition ON. 5) Check for back out of pins at both Ignition Coil connector and ECU connector. 6) Faulty Ignition Coil/ HT Leads/ Spark Plugs. 7) Faulty ECU P0443 Evaporative Emission System Purge Control Signal Error ON 18 YES 1. No effect on starting or drivability. 1) Loose/ Damaged Connections or Intermittent fault. Valve Circuit Signal Error 2) Actuator supply line Short circuit to Battery/ Ground. 3) Actuator control line Short circuit to Battery/ Ground. P0458 Evaporative Emission System Purge Control Short Circuit ON 18 YES 1. Starting may get affected. 4) Check the continuity from Canister Purge connector Valve Circuit Low to Ground 2. Idle RPM is not stable. pin 1 to the ECU pin 15. 5) Check for back out of pins at both Sensor connector P0459 Evaporative Emission System Purge Control Short Circuit ON 18 YES 1. No effect on starting or drivability. and ECU connector. Valve Circuit High to Battery 6) Canister purge valve stuck/closed. 7) Faulty EPCV. 8) Faulty ECU P0480 Radiator Fan Relay Control Circuit fault Signal Error ON 38 YES 1. Fan is not running. 1) Loose/ Damaged Connections. 2. Engine heat up & seize and may cause damage to components. 2) Relay supply line Short circuit to Battery/ Ground. 3) Relay Control line Short circuit to Battery/ Ground. P0482 Condensor Fan Relay Control Circuit fault Signal Error OFF 51 YES 1. A/C Fan is not running. 4) Check the continuity from Radiator Fan Relay connector pin to the ECU pin 4. 5) Check for back out of pins at ECU connector. 6) Faulty/Damaged Relay P0501 Vehicle Speed Sensor Range/Performance Signal Error ON 24 YES 1. Vehicle won’t go over 3000 RPM. 1) Loose/ Damaged Connections. 2. Limp Home mode is active. 2) Sensor supply line Short circuit to Battery/ Ground. 3. Exhaust may get heated. 3) Sensor Signal line Short circuit to Battery/ Ground. 4) Check the continuity from instrument cluster vehicle speed pin to the ECU pin no 45. 5) Check for back out of pins at ECU connector. 6) INSTRUMENTCLUSTER 7) Faulty VSS. 8) Faulty ECU.
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