Welcome! What's going on with your car? Hi, can I...

Dear Sir
Welcome, and thank you for trusting us
The code P0305 IN your car jeep wrangler 2016 mean : 

• Faulty spark plug 5
• Clogged or faulty fuel injector 5
• Faulty ignition coil 5
• Fuel injector 5 harness is open or shorted
• Fuel injector 5 circuit poor electrical connection
• Ignition coil 5 harness is open or shorted
• Ignition coil 5 circuit poor electrical connection
• Insufficient cylinder 5 compression
• Incorrect fuel pressure
• Intake air leak 

To solve the problem : 

• Check spark plug 5
• Check fuel injector 5
• Check ignition coil 5 
• Check Ignition coil 5 
• Insufficient cylinder 5 compression
• Check  fuel pressure
• Intake air check 

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Kind Regards
Engineer mohammad