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9,253 diagnostic guides

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Find codes by symptomChoose what you notice to search matching code guides.

Rough idle or shakingVibration while stopped Hard to startLong cranking or no-start Engine stallsCuts out at idle or on the road Hesitates or loses powerSlow response when accelerating Battery light is onCharging system warning Harsh gear changesDelayed or rough shifting

A symptom can have several causes. Treat matching codes as clues and follow the diagnostic checks in each guide.

Network & Communication U · Network Clear all

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Engine1049 Emissions515 Fuel1016 Sensors & Electronics2110 Transmission866 Electrical & Charging1797 Body & Restraints193 Chassis & Brakes479 Network & Communication1228

FiltersSeverity · family

Severity

All severities9253 Low priority305 Check soon8256 Urgent621

Code family

All families9253 P · Powertrain7353 B · Body193 C · Chassis479 U · Network1228

Vehicle coverage

These are generic OBD2 definitions. Exact make, model, engine, and year compatibility will appear after vehicle-fitment data is added.

Diagnostic codes

Showing 145–168 of 1228

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U0151Lost Communication With Restraints Control ModuleCheck soonNetwork & Communication45–120 minutes for initial diagnosisU0151 concerns lost communication with restraints control module. Learn what this fault indicates and where to begin diagnosis.U0152Lost Communication With Side Restraints Control Module - LeftCheck soonNetwork & Communication45–120 minutes for initial diagnosisU0152 concerns lost communication with side restraints control module - left. Learn what this fault indicates and where to begin diagnosis.U0153Lost Communication With Side Restraints Control Module - RightCheck soonNetwork & Communication45–120 minutes for initial diagnosisU0153 concerns lost communication with side restraints control module - right. Learn what this fault indicates and where to begin diagnosis.U0154Lost Communication With Restraints Occupant Classification System ModuleCheck soonNetwork & Communication45–120 minutes for initial diagnosisU0154 concerns lost communication with restraints occupant classification system module. Learn what this fault indicates and where to begin diagnosis.U0155Lost Communication With Instrument Panel Cluster (IPC) Control ModuleCheck soonNetwork & Communication45–120 minutes for initial diagnosisU0155 concerns lost communication with instrument panel cluster (ipc) control module. Learn what this fault indicates and where to begin diagnosis.U0156Lost Communication With Information Center ACheck soonNetwork & Communication45–120 minutes for initial diagnosisU0156 concerns lost communication with information center a. Learn what this fault indicates and where to begin diagnosis.U0157Lost Communication With Information Center BCheck soonNetwork & Communication45–120 minutes for initial diagnosisU0157 concerns lost communication with information center b. Learn what this fault indicates and where to begin diagnosis.U0158Lost Communication With Head Up DisplayCheck soonNetwork & Communication45–120 minutes for initial diagnosisU0158 concerns lost communication with head up display. Learn what this fault indicates and where to begin diagnosis.U0159Lost Communication With Parking Assist Control Module ACheck soonNetwork & Communication45–120 minutes for initial diagnosisU0159 concerns lost communication with parking assist control module a. Learn what this fault indicates and where to begin diagnosis.U015ALost Communication With Anti-Lock Brake System (ABS) Control Module BCheck soonNetwork & Communication45–120 minutes for initial diagnosisU015A concerns lost communication with anti-lock brake system (abs) control module b. Learn what this fault indicates and where to begin diagnosis.U015BLost Communication With Power Steering Control Module “B”Check soonNetwork & Communication45–120 minutes for initial diagnosisU015B concerns lost communication with power steering control module “b”. Learn what this fault indicates and where to begin diagnosis.U015CLost Communication With Automated Driving System Control Module ACheck soonNetwork & Communication45–120 minutes for initial diagnosisU015C concerns lost communication with automated driving system control module a. Learn what this fault indicates and where to begin diagnosis.U015DLost Communication With Automated Driving System Control Module BCheck soonNetwork & Communication45–120 minutes for initial diagnosisU015D concerns lost communication with automated driving system control module b. Learn what this fault indicates and where to begin diagnosis.U015ELost Communication With Automated Driving System Interface Module “A”Check soonNetwork & Communication45–120 minutes for initial diagnosisU015E concerns lost communication with automated driving system interface module “a”. Learn what this fault indicates and where to begin diagnosis.U015FLost Communication With Automated Driving System Interface Module “BCheck soonNetwork & Communication45–120 minutes for initial diagnosisU015F concerns lost communication with automated driving system interface module “b. Learn what this fault indicates and where to begin diagnosis.U0160Lost Communication With Audible Alert Control ModuleCheck soonNetwork & Communication45–120 minutes for initial diagnosisU0160 concerns lost communication with audible alert control module. Learn what this fault indicates and where to begin diagnosis.U0161Lost Communication With Compass ModuleCheck soonNetwork & Communication45–120 minutes for initial diagnosisU0161 concerns lost communication with compass module. Learn what this fault indicates and where to begin diagnosis.U0162Lost Communication With Navigation Display ModuleCheck soonNetwork & Communication45–120 minutes for initial diagnosisU0162 concerns lost communication with navigation display module. Learn what this fault indicates and where to begin diagnosis.U0163Lost Communication With Navigation Control ModuleCheck soonNetwork & Communication45–120 minutes for initial diagnosisU0163 concerns lost communication with navigation control module. Learn what this fault indicates and where to begin diagnosis.U0164Lost Communication With HVAC Control ModuleCheck soonNetwork & Communication45–120 minutes for initial diagnosisU0164 concerns lost communication with hvac control module. Learn what this fault indicates and where to begin diagnosis.U0165Lost Communication With HVAC Control Module - RearCheck soonNetwork & Communication45–120 minutes for initial diagnosisU0165 concerns lost communication with hvac control module - rear. Learn what this fault indicates and where to begin diagnosis.U0166Lost Communication With Auxiliary Heater Control ModuleCheck soonNetwork & Communication45–120 minutes for initial diagnosisU0166 concerns lost communication with auxiliary heater control module. Learn what this fault indicates and where to begin diagnosis.U0167Lost Communication With Vehicle Immobilizer Control ModuleCheck soonNetwork & Communication45–120 minutes for initial diagnosisU0167 concerns lost communication with vehicle immobilizer control module. Learn what this fault indicates and where to begin diagnosis.U0168Lost Communication With Vehicle Security Control ModuleCheck soonNetwork & Communication45–120 minutes for initial diagnosisU0168 concerns lost communication with vehicle security control module. Learn what this fault indicates and where to begin diagnosis.