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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.

Engine Problems P · Powertrain Clear all

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

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All severities9253 Low priority305 Check soon8256 Urgent621

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

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Diagnostic codes

Showing 649–672 of 1049

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P2B3EB Camshaft Profile Actuator B Control Circuit High Bank 2Check soonEngine Problems30–120 minutes for initial diagnosisP2B3E relates to b camshaft profile actuator b control circuit high bank 2. Check the fault conditions and vehicle-specific procedure before replacing parts.P2B3FA Camshaft Position Actuator Position Sensor B Circuit Bank 1Check soonEngine Problems30–120 minutes for initial diagnosisP2B3F relates to a camshaft position actuator position sensor b circuit bank 1. Check the fault conditions and vehicle-specific procedure before replacing parts.P2B40A Camshaft Position Actuator Position Sensor B Range/Performance Bank 1Check soonEngine Problems30–120 minutes for initial diagnosisP2B40 relates to a camshaft position actuator position sensor b range/performance bank 1. Check the fault conditions and vehicle-specific procedure before replacing parts.P2B41A Camshaft Position Actuator Position Sensor B Circuit Low Bank 1Check soonEngine Problems30–120 minutes for initial diagnosisP2B41 relates to a camshaft position actuator position sensor b circuit low bank 1. Check the fault conditions and vehicle-specific procedure before replacing parts.P2B42A Camshaft Position Actuator Position Sensor B Circuit High Bank 1Check soonEngine Problems30–120 minutes for initial diagnosisP2B42 relates to a camshaft position actuator position sensor b circuit high bank 1. Check the fault conditions and vehicle-specific procedure before replacing parts.P2B43A Camshaft Position Actuator Position Sensor B Circuit Bank 2Check soonEngine Problems30–120 minutes for initial diagnosisP2B43 relates to a camshaft position actuator position sensor b circuit bank 2. Check the fault conditions and vehicle-specific procedure before replacing parts.P2B44A Camshaft Position Actuator Position Sensor B Range/Performance Bank 2Check soonEngine Problems30–120 minutes for initial diagnosisP2B44 relates to a camshaft position actuator position sensor b range/performance bank 2. Check the fault conditions and vehicle-specific procedure before replacing parts.P2B45A Camshaft Position Actuator Position Sensor B Circuit Low Bank 2Check soonEngine Problems30–120 minutes for initial diagnosisP2B45 relates to a camshaft position actuator position sensor b circuit low bank 2. Check the fault conditions and vehicle-specific procedure before replacing parts.P2B46A Camshaft Position Actuator Position Sensor B Circuit High Bank 2Check soonEngine Problems30–120 minutes for initial diagnosisP2B46 relates to a camshaft position actuator position sensor b circuit high bank 2. Check the fault conditions and vehicle-specific procedure before replacing parts.P2B47B Camshaft Position Actuator Position Sensor B Circuit Bank 1Check soonEngine Problems30–120 minutes for initial diagnosisP2B47 relates to b camshaft position actuator position sensor b circuit bank 1. Check the fault conditions and vehicle-specific procedure before replacing parts.P2B48B Camshaft Position Actuator Position Sensor B Range/Performance Bank 1Check soonEngine Problems30–120 minutes for initial diagnosisP2B48 relates to b camshaft position actuator position sensor b range/performance bank 1. Check the fault conditions and vehicle-specific procedure before replacing parts.P2B49B Camshaft Position Actuator Position Sensor B Circuit Low Bank 1Check soonEngine Problems30–120 minutes for initial diagnosisP2B49 relates to b camshaft position actuator position sensor b circuit low bank 1. Check the fault conditions and vehicle-specific procedure before replacing parts.P2B4AB Camshaft Position Actuator Position Sensor B Circuit High Bank 1Check soonEngine Problems30–120 minutes for initial diagnosisP2B4A relates to b camshaft position actuator position sensor b circuit high bank 1. Check the fault conditions and vehicle-specific procedure before replacing parts.P2B4BB Camshaft Position Actuator Position Sensor B Circuit Bank 2Check soonEngine Problems30–120 minutes for initial diagnosisP2B4B relates to b camshaft position actuator position sensor b circuit bank 2. Check the fault conditions and vehicle-specific procedure before replacing parts.P2B4CB Camshaft Position Actuator Position Sensor B Range/Performance Bank 2Check soonEngine Problems30–120 minutes for initial diagnosisP2B4C relates to b camshaft position actuator position sensor b range/performance bank 2. Check the fault conditions and vehicle-specific procedure before replacing parts.P2B4DB Camshaft Position Actuator Position Sensor B Circuit Low Bank 2Check soonEngine Problems30–120 minutes for initial diagnosisP2B4D relates to b camshaft position actuator position sensor b circuit low bank 2. Check the fault conditions and vehicle-specific procedure before replacing parts.P2B4EB Camshaft Position Actuator Position Sensor B Circuit High Bank 2Check soonEngine Problems30–120 minutes for initial diagnosisP2B4E relates to b camshaft position actuator position sensor b circuit high bank 2. Check the fault conditions and vehicle-specific procedure before replacing parts.P2B4FA Camshaft Profile Actuator B Control Performance/Stuck Off Bank 1Check soonEngine Problems30–120 minutes for initial diagnosisP2B4F relates to a camshaft profile actuator b control performance/stuck off bank 1. Check the fault conditions and vehicle-specific procedure before replacing parts.P2B50A Camshaft Profile Actuator B Control Performance/Stuck Off Bank 2Check soonEngine Problems30–120 minutes for initial diagnosisP2B50 relates to a camshaft profile actuator b control performance/stuck off bank 2. Check the fault conditions and vehicle-specific procedure before replacing parts.P2B51B Camshaft Profile Actuator B Control Performance/Stuck Off Bank 1Check soonEngine Problems30–120 minutes for initial diagnosisP2B51 relates to b camshaft profile actuator b control performance/stuck off bank 1. Check the fault conditions and vehicle-specific procedure before replacing parts.P2B52B Camshaft Profile Actuator B Control Performance/Stuck Off Bank 2Check soonEngine Problems30–120 minutes for initial diagnosisP2B52 relates to b camshaft profile actuator b control performance/stuck off bank 2. Check the fault conditions and vehicle-specific procedure before replacing parts.P2B53A Camshaft Profile Actuator B Control Stuck On Bank 1Check soonEngine Problems30–120 minutes for initial diagnosisP2B53 relates to a camshaft profile actuator b control stuck on bank 1. Check the fault conditions and vehicle-specific procedure before replacing parts.P2B54A Camshaft Profile Actuator B Control Stuck On Bank 2Check soonEngine Problems30–120 minutes for initial diagnosisP2B54 relates to a camshaft profile actuator b control stuck on bank 2. Check the fault conditions and vehicle-specific procedure before replacing parts.P2B55B Camshaft Profile Actuator B Control Stuck On Bank 1Check soonEngine Problems30–120 minutes for initial diagnosisP2B55 relates to b camshaft profile actuator b control stuck on bank 1. Check the fault conditions and vehicle-specific procedure before replacing parts.