P0203 LEXUS Code - Injector Circuit Open Cylinder 3
|P0203 LEXUS code possible causes
- Faulty fuel injector 3
- Fuel Injector 3 harness is open or shorted
- Fuel injector 3 circuit poor electrical connection
|How do I fix the P0203 LEXUS code?Check the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector's pins.
|Cost of diagnosing the P0203 LEXUS code
Labor: 1.0The cost of diagnosing the P0203 LEXUS code is 1.0 hour of labor. The auto repair's diagnosis time and labor rates vary by location, vehicle's make and model, and even your engine type. Most auto repair shops charge between $75 and $150 per hour.
|When is the P0203 LEXUS code detected?The P0203 is set if the Engine Control Module (ECM) is detects a low or high voltage drop or resistance at the injector 3.
|What are P0203 LEXUS code possible symptoms?
- Engine Light ON (or Service Engine Soon Warning Light)
- Lack/Loss of Power
- The engine may be harder to start
- Engine hesitation
|P0203 LEXUS code descriptionEngine Control Module (ECM) checks the injectors circuit resistance and monitors the voltage drop during normal operation. The ECM will trigger the P0203 code when the resistance or voltage drop at the injector 3 is out of specifications.
|Need more information with the P0203 LEXUS code?Need more information on how to fix the P0203 LEXUS code? Get Access to Factory Service Manuals
|Need help with a P0203 LEXUS code?Get the P0203 Lexus code diagnosed by a professional: Find a repair shop in your area
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