P26xx — Cooling, cylinder balance and auxiliary systems
256 codes in this range. Generic powertrain codes — injector, sensor and emissions circuits.
- P2600Coolant Pump A Control Circuit / Open
- P2601Coolant Pump A Control Circuit Performance/Stuck Off
- P2602Coolant Pump Control Circuit Open
- P2603Coolant Pump Control Circuit Low
- P2604Coolant Pump Control Circuit High
- P2605Intake Air Heater B Circuit / Open
- P2606Intake Air Heater B Circuit Range/Performance
- P2607Intake Air Heater B Circuit Low
- P2608Intake Air Heater B Circuit High
- P2609Intake Air Heater System Performance
- P260APTO Control Circuit / Open
- P260BPTO Control Circuit Low
- P260CPTO Control Circuit High
- P260DPTO Engaged Lamp Control Circuit
- P260EParticulate Filter Regeneration Lamp Control Circuit
- P260FEVAP System Monitoring Processor Performance
- P2610ECM/PCM Internal Engine Off Timer Performance
- P2611A/C Refrigerant Distribution Valve A Control Circuit / Open
- P2612A/C Refrigerant Distribution Valve A Control Circuit Low
- P2613A/C Refrigerant Distribution Valve A Control Circuit High
- P2614Camshaft Position Output Circuit/Open
- P2615Camshaft A Position Signal Output Circuit Low Bank 1
- P2616Camshaft A Position Signal Output Circuit High Bank 1
- P2617Crankshaft Position Signal Output Circuit / Open
- P2618Crankshaft Position Signal Output Circuit Low
- P2619Crankshaft Position Signal Output Circuit High
- P261ACoolant Pump B Control Circuit / Open
- P261BCoolant Pump B Control Circuit Performance/Stuck Off
- P261CCoolant Pump B Control Circuit Low
- P261DCoolant Pump B Control Circuit High
- P261ECoolant Pump B Control Circuit Stuck On
- P261FCoolant Pump A Control Circuit Stuck On
- P2620Throttle Position Output Circuit
- P2621Throttle Position Output Circuit Low
- P2622Throttle Position Output Circuit High
- P2623Injector Control Pressure Regulator Circuit / Open
- P2624Injector Control Pressure Regulator Circuit Low
- P2625Injector Control Pressure Regulator Circuit High
- P2626O2 Sensor Pumping Current Trim Circuit/Open Bank 1 Sensor 1
- P2627O2 Sensor Pumping Current Trim Circuit Low Bank 1 Sensor 1
- P2628O2 Sensor Pumping Current Trim Circuit High Bank 1 Sensor 1
- P2629O2 Sensor Pumping Current Trim Circuit / Open Bank 2 Sensor 1
- P262AFuel Injector - Pilot Injection Not Learned
- P262BControl Module Power Off Timer Performance
- P262CSensor Reference Voltage G Circuit / Open
- P262DSensor Reference Voltage G Circuit Low
- P262ESensor Reference Voltage G Circuit High
- P262FSensor Reference Voltage G Circuit Range/Performance
- P2630O2 Sensor Pumping Current Trim Circuit Low Bank 2 Sensor 1
- P2631O2 Sensor Pumping Current Trim Circuit High Bank 2 Sensor 1
- P2632Fuel Pump B Control Circuit / Open
- P2633Fuel Pump B Control Circuit Low
- P2634Fuel Pump B Control Circuit High
- P2635Fuel Pump A Low Flow / Performance
- P2636Fuel Pump B Low Flow/Performance
- P2637Torque Management Feedback Signal A
- P2638Torque Management Feedback Signal A Range/Performance
- P2639Torque Management Feedback Signal A Low
- P263AMIL Control Circuit Low
- P263BMIL Control Circuit High
- P263CGlow Plug Control Driver Performance
- P263DReductant Heater Driver Performance
- P263EGlow Plug Control Module 1 Over Temperature
- P263FGlow Plug Control Module 2 Over Temperature
- P2640Torque Management Feedback Signal A High
- P2641Torque Management Feedback Signal B
- P2642Torque Management Feedback Signal B Range/Performance
- P2643Torque Management Feedback Signal B Low
- P2644Torque Management Feedback Signal B High
- P2645A Rocker Arm Actuator Control Circuit / Open Bank 1
- P2646A Rocker Arm Actuator System Performance/Stuck Off Bank 1
- P2647A Rocker Arm Actuator System Stuck On Bank 1
- P2648A Rocker Arm Actuator Control Circuit Low Bank 1
- P2649A Rocker Arm Actuator Control Circuit High Bank 1
- P264AA Rocker Arm Actuator Position Sensor Circuit Bank 1
- P264BA Rocker Arm Actuator Position Sensor Circuit Range/Performance Bank 1
- P264CA Rocker Arm Actuator Position Sensor Circuit Low Bank 1
- P264DA Rocker Arm Actuator Position Sensor Circuit High Bank 1
- P264EA Rocker Arm Actuator Position Sensor Circuit Intermittent/Erratic Bank 1
- P264FEngine Serial Number Not Programmed or Incompatible
- P2650B Rocker Arm Actuator Control Circuit / Open Bank 1
- P2651B Rocker Arm Actuator System Performance/Stuck Off Bank 1
- P2652B Rocker Arm Actuator System Stuck On Bank 1
- P2653B Rocker Arm Actuator Control Circuit Low Bank 1
- P2654B Rocker Arm Actuator Control Circuit High Bank 1
- P2655A Rocker Arm Actuator Control Circuit / Open Bank 2
- P2656A Rocker Arm Actuator System Performance/Stuck Off Bank 2
- P2657A Rocker Arm Actuator System Stuck On Bank 2
- P2658A Rocker Arm Actuator Control Circuit Low Bank 2
- P2659A Rocker Arm Actuator Control Circuit High Bank 2
- P265AB Rocker Arm Actuator Position Sensor Circuit Bank 1
- P265BB Rocker Arm Actuator Position Sensor Circuit Range/Performance Bank 1
- P265CB Rocker Arm Actuator Position Sensor Circuit Low Bank 1
- P265DB Rocker Arm Actuator Position Sensor Circuit High Bank 1
- P265EB Rocker Arm Actuator Position Sensor Circuit Intermittent/Erratic Bank 1
- P265FVariable A/C Compressor Control Circuit Range/Performance
- P2660B Rocker Arm Actuator Control Circuit / Open Bank 2
- P2661B Rocker Arm Actuator System Performance/Stuck Off Bank 2
- P2662B Rocker Arm Actuator System Stuck On Bank 2
- P2663B Rocker Arm Actuator Control Circuit Low Bank 2
- P2664B Rocker Arm Actuator Control Circuit High Bank 2
- P2665Fuel Shutoff Valve B Control Circuit / Open
- P2666Fuel Shutoff Valve B Control Circuit Low
- P2667Fuel Shutoff Valve B Control Circuit High
- P2668Fuel Mode Indicator Lamp Control Circuit
- P2669Actuator Supply Voltage B Circuit / Open
- P266AA Rocker Arm Actuator Position Sensor Circuit Bank 2
- P266BA Rocker Arm Actuator Position Sensor Circuit Range/Performance Bank 2
- P266CA Rocker Arm Actuator Position Sensor Circuit Low Bank 2
- P266DA Rocker Arm Actuator Position Sensor Circuit High Bank 2
- P266EA Rocker Arm Actuator Position Sensor Circuit Intermittent/Erratic Bank 2
- P266FA/C Refrigerant Distribution Valve A Control Circuit Driver Current/Temperature Too High
- P2670Actuator Supply Voltage B Circuit Low
- P2671Actuator Supply Voltage B Circuit High
- P2672Injection Pump Timing Offset
- P2673Injection Pump Timing Calibration Not Learned
- P2674Injection Pump Fuel Calibration Not Learned
- P2675Air Cleaner Inlet Control Circuit / Open
- P2676Air Cleaner Inlet Control Circuit Low
- P2677Air Cleaner Inlet Control Circuit High
- P2678Coolant Degassing Valve Control Circuit / Open
- P2679Coolant Degassing Valve Control Circuit Low
- P267AB Rocker Arm Actuator Position Sensor Circuit Bank 2
- P267BB Rocker Arm Actuator Position Sensor Circuit Range/Performance Bank 2
- P267CB Rocker Arm Actuator Position Sensor Circuit Low Bank 2
- P267DB Rocker Arm Actuator Position Sensor Circuit High Bank 2
- P267EB Rocker Arm Actuator Position Sensor Circuit Intermittent/Erratic Bank 2
- P267FControl Module Internal Temperature Sensor A Circuit Intermittent/Erratic
- P2680Coolant Degassing Valve Control Circuit High
- P2681Engine Coolant Bypass Valve A Control Circuit / Open
- P2682Engine Coolant Bypass Valve A Control Circuit Low
- P2683Engine Coolant Bypass Valve A Control Circuit High
- P2684Actuator Supply Voltage C Circuit / Open
- P2685Actuator Supply Voltage C Circuit Low
- P2686Actuator Supply Voltage C Circuit High
- P2687Fuel Supply Heater Control Circuit / Open
- P2688Fuel Supply Heater Control Circuit Low
- P2689Fuel Supply Heater Control Circuit High
- P268AFuel Injector Calibration Not Learned/Programmed
- P268BHigh Pressure Fuel Pump Calibration Not Learned/Programmed
- P268CCylinder 1 Injector Data Incompatible
- P268DCylinder 2 Injector Data Incompatible
- P268ECylinder 3 Injector Data Incompatible
- P268FCylinder 4 Injector Data Incompatible
- P2690Cylinder 5 Injector Data Incompatible
- P2691Cylinder 6 Injector Data Incompatible
- P2692Cylinder 7 Injector Data Incompatible
- P2693Cylinder 8 Injector Data Incompatible
- P2694Cylinder 9 Injector Data Incompatible
- P2695Cylinder 10 Injector Data Incompatible
- P2696Injector Data Incompatible
- P2697Exhaust Aftertreatment Fuel Injector A Circuit / Open
- P2698Exhaust Aftertreatment Fuel Injector A Performance
- P2699Exhaust Aftertreatment Fuel Injector A Circuit Low
- P269AExhaust Aftertreatment Fuel Injector A Circuit High
- P269BExhaust Aftertreatment Glow Plug Control Circuit / Open
- P269CExhaust Aftertreatment Glow Plug Control Performance
- P269DExhaust Aftertreatment Glow Plug Control Circuit Low
- P269EExhaust Aftertreatment Glow Plug Control Circuit High
- P269FExhaust Aftertreatment Glow Plug Circuit / Open
- P26A0Exhaust Aftertreatment Glow Plug Performance
- P26A1Exhaust Aftertreatment Glow Plug Circuit Low
- P26A2Exhaust Aftertreatment Glow Plug Circuit High
- P26A3Engine Coolant Bypass Valve A Range/Performance
- P26A4Engine Coolant Bypass Valve A Position Sensor Circuit
- P26A5Engine Coolant Bypass Valve A Position Sensor Circuit Range/Performance
- P26A6Engine Coolant Bypass Valve A Position Sensor Circuit Low
- P26A7Engine Coolant Bypass Valve A Position Sensor Circuit High
- P26A8Engine Coolant Bypass Valve A Position Sensor Circuit Intermittent/Erratic
- P26A9Engine Coolant Bypass Valve A Position Sensor Stop/Minimum Stop Performance
- P26AAEngine Coolant Bypass Valve A Position Sensor Maximum Stop Performance
- P26ABEngine Coolant Bypass Valve A Stuck/Open
- P26ACEngine Coolant Bypass Valve B Control Circuit / Open
- P26ADEngine Coolant Bypass Valve B Control Circuit Low
- P26AEEngine Coolant Bypass Valve B Control Circuit High
- P26AFEngine Coolant Bypass Valve B Stuck/Open
- P26B0Engine Coolant Bypass Valve B Range/Performance
- P26B1Engine Coolant Bypass Valve A Stuck Closed
- P26B2Engine Coolant Bypass Valve B Stuck Closed
- P26B3Fuel Shutoff Valve A Control Circuit Performance/Stuck Off
- P26B4Fuel Shutoff Valve A Control Circuit Stuck On
- P26B5Fuel Shutoff Valve B Control Circuit Performance/Stuck Off
- P26B6Fuel Shutoff Valve B Control Circuit Stuck On
- P26B7Engine Coolant Bypass Valve C Control Circuit / Open
- P26B8Engine Coolant Bypass Valve C Control Circuit Low
- P26B9Engine Coolant Bypass Valve C Control Circuit High
- P26BAEngine Coolant Bypass Valve C Stuck/Open
- P26BBEngine Coolant Bypass Valve C Range/Performance
- P26BCEngine Coolant Bypass Valve C Stuck Closed
- P26BDEngine Coolant Bypass Valve D Control Circuit / Open
- P26BEEngine Coolant Bypass Valve D Control Circuit Low
- P26BFEngine Coolant Bypass Valve D Control Circuit High
- P26C0Engine Coolant Bypass Valve D Stuck/Open
- P26C1Engine Coolant Bypass Valve D Range/Performance
- P26C2Engine Coolant Bypass Valve D Stuck Closed
- P26C3Internal Control Module Transmission Range Sensor Performance
- P26C4Internal Control Module Clutch Pedal Performance
- P26C5Exhaust Flow Control Valve A Control Circuit / Open
- P26C6Exhaust Flow Control Valve A Control Circuit Low
- P26C7Exhaust Flow Control Valve A Control Circuit High
- P26C8Chassis Control Module 1 Requested MIL Illumination
- P26C9Chassis Control Module 2 Requested MIL Illumination
- P26CAEngine Coolant Pump Control Circuit / Open
- P26CBEngine Coolant Pump Performance/Stuck Off
- P26CCEngine Coolant Pump Control Circuit Low
- P26CDEngine Coolant Pump Control Circuit High
- P26CEEngine Coolant Pump Overspeed/Air In System
- P26CFEngine Coolant Pump Control Module System Voltage
- P26D0Engine Coolant Pump Control Module System Voltage Low
- P26D1Engine Coolant Pump Control Module System Voltage High
- P26D2Engine Coolant Pump Control Module Over Temperature
- P26D3Engine Coolant Pump Supply Voltage Circuit
- P26D4Engine Coolant Pump Supply Voltage Circuit Low
- P26D5Engine Coolant Pump Supply Voltage Circuit High
- P26D6Engine Coolant Pump Clutch Control Circuit / Open
- P26D7Engine Coolant Pump Clutch Performance/Stuck Off
- P26D8Engine Coolant Pump Clutch Stuck On
- P26D9Engine Coolant Pump Clutch Control Circuit Low
- P26DAEngine Coolant Pump Clutch Control Circuit High
- P26DBEngine Sound Control A Circuit / Open
- P26DCEngine Sound Control A Circuit Low
- P26DDEngine Sound Control A Circuit High
- P26DEEngine Sound Control A Circuit Performance
- P26DFSensor Power Supply D Circuit / Open
- P26E0Sensor Power Supply D Circuit Low
- P26E1Sensor Power Supply D Circuit High
- P26E2Fuel Mode Indicator Lamp Control Circuit Low
- P26E3Fuel Mode Indicator Lamp Control Circuit High
- P26E4Starter Relay B Circuit
- P26E5Starter Relay B Circuit Low
- P26E6Starter Relay B Circuit High
- P26E7Actuator Supply Voltage D Circuit / Open
- P26E8Actuator Supply Voltage D Circuit Low
- P26E9Actuator Supply Voltage D Circuit High
- P26EAFuel Pump Control Module B
- P26EBAlternative Fuel Control Module System Voltage
- P26ECEngine Sound Control B Circuit / Open
- P26EDEngine Sound Control B Circuit Low
- P26EEEngine Sound Control B Circuit High
- P26EFEngine Sound Control B Circuit Performance
- P26F0Starter Relay A Stuck On
- P26F1Starter Relay A Stuck Off
- P26F2Starter Relay B Stuck On
- P26F3Starter Relay B Stuck Off
- P26F4Coolant Pump C Control Circuit / Open
- P26F5Coolant Pump C Control Circuit Low
- P26F6Coolant Pump C Control Circuit High
- P26F7Coolant Pump C Supply Voltage Circuit
- P26F8Coolant Pump C Stuck/Stalled
- P26F9Coolant Pump C Control Module Overtemperature
- P26FACoolant Pump C Overspeed/Air in System
- P26FBEGR Cooler Bypass Control Stuck Closed Bank 1
- P26FCEGR Cooler Bypass Control Stuck Closed Bank 2
- P26FDA/C Compressor Internal Control Module Performance
- P26FEExhaust Flow Control Valve A Control Performance
- P26FFAuto Configuration Throttle Input Not Present Bank 2