MANUFACTURER REFERENCE
Generic OBD-II code references — Page 62.
Read the source definition and confirm the exact vehicle, reporting module and diagnostic procedure.
Generic OBD-II
P26C1
Engine Coolant Bypass Valve D Range/Performance
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Generic OBD-II
P26C2
Engine Coolant Bypass Valve D Stuck Closed
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Generic OBD-II
P26C3
Internal Control Module Transmission Range Sensor Performance
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Generic OBD-II
P26C4
Internal Control Module Clutch Pedal Performance
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Generic OBD-II
P26C5
Exhaust Flow Control Valve A Control Circuit/Open
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Generic OBD-II
P26C6
Exhaust Flow Control Valve A Control Circuit Low
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Generic OBD-II
P26C7
Exhaust Flow Control Valve A Control Circuit High
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Generic OBD-II
P26C8
Chassis Control Module 1 Requested MIL Illumination
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Generic OBD-II
P26C9
Chassis Control Module 2 Requested MIL Illumination
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Generic OBD-II
P26CA
Engine Coolant Pump Control Circuit/Open
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Generic OBD-II
P26CB
Engine Coolant Pump Performance/Stuck Off
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Generic OBD-II
P26CC
Engine Coolant Pump Control Circuit Low
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Generic OBD-II
P26CD
Engine Coolant Pump Control Circuit High
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Generic OBD-II
P26CE
Engine Coolant Pump Overspeed/Air In System
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Generic OBD-II
P26CF
Engine Coolant Pump Control Module System Voltage
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Generic OBD-II
P26D0
Engine Coolant Pump Control Module System Voltage Low
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Generic OBD-II
P26D1
Engine Coolant Pump Control Module System Voltage High
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Generic OBD-II
P26D2
Engine Coolant Pump Control Module Over Temperature
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Generic OBD-II
P26D3
Engine Coolant Pump Supply Voltage Circuit
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Generic OBD-II
P26D4
Engine Coolant Pump Supply Voltage Circuit Low
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Generic OBD-II
P26D5
Engine Coolant Pump Supply Voltage Circuit High
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Generic OBD-II
P26D6
Engine Coolant Pump Clutch Control Circuit/Open
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Generic OBD-II
P26D7
Engine Coolant Pump Clutch Performance/Stuck Off
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Generic OBD-II
P26D8
Engine Coolant Pump Clutch Stuck On
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Generic OBD-II
P26D9
Engine Coolant Pump Clutch Control Circuit Low
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Generic OBD-II
P26DA
Engine Coolant Pump Clutch Control Circuit High
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Generic OBD-II
P26DB
Engine Sound Control A Circuit/Open
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Generic OBD-II
P26DC
Engine Sound Control A Circuit Low
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Generic OBD-II
P26DD
Engine Sound Control A Circuit High
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Generic OBD-II
P26DE
Engine Sound Control A Circuit Performance
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Generic OBD-II
P26DF
Sensor Power Supply D Circuit/Open
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Generic OBD-II
P26E0
Sensor Power Supply D Circuit Low
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Generic OBD-II
P26E1
Sensor Power Supply D Circuit High
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Generic OBD-II
P26E2
Fuel Mode Indicator Lamp Control Circuit Low
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Generic OBD-II
P26E3
Fuel Mode Indicator Lamp Control Circuit High
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Generic OBD-II
P26E4
Starter Relay B Circuit
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Generic OBD-II
P26E5
Starter Relay B Circuit Low
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Generic OBD-II
P26E6
Starter Relay B Circuit High
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Generic OBD-II
P26E7
Actuator Supply Voltage D Circuit/Open
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Generic OBD-II
P26E8
Actuator Supply Voltage D Circuit Low
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Generic OBD-II
P26E9
Actuator Supply Voltage D Circuit High
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Generic OBD-II
P26EA
Fuel Pump Control Module B
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Generic OBD-II
P26EB
Alternative Fuel Control Module System Voltage
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Generic OBD-II
P26EC
Engine Sound Control B Circuit/Open
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Generic OBD-II
P26ED
Engine Sound Control B Circuit Low
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Generic OBD-II
P26EE
Engine Sound Control B Circuit High
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Generic OBD-II
P26EF
Engine Sound Control B Circuit Performance
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Generic OBD-II
P26F0
Starter Relay A Stuck On
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Generic OBD-II
P26F1
Starter Relay A Stuck Off
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Generic OBD-II
P26F2
Starter Relay B Stuck On
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Generic OBD-II
P26F3
Starter Relay B Stuck Off
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Generic OBD-II
P26F4
Coolant Pump C Control Circuit/Open
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Generic OBD-II
P26F5
Coolant Pump C Control Circuit Low
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Generic OBD-II
P26F6
Coolant Pump C Control Circuit High
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Generic OBD-II
P26F7
Coolant Pump C Supply Voltage Circuit
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Generic OBD-II
P26F8
Coolant Pump C Stuck/Stalled
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Generic OBD-II
P26F9
Coolant Pump C Control Module Overtemperature
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Generic OBD-II
P26FA
Coolant Pump C Overspeed/Air in System
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Generic OBD-II
P26FB
EGR Cooler Bypass Control Stuck Closed Bank 1
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Generic OBD-II
P26FC
EGR Cooler Bypass Control Stuck Closed Bank 2
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Generic OBD-II
P26FD
A/C Compressor Internal Control Module Performance
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Generic OBD-II
P26FE
Exhaust Flow Control Valve A Control Performance
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Generic OBD-II
P26FF
Auto Configuration Throttle Input Not Present Bank 2
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Generic OBD-II
P2700
Transmission Friction Element A Apply Time Range/Performance
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Generic OBD-II
P2701
Transmission Friction Element B Apply Time Range/Performance
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Generic OBD-II
P2702
Transmission Friction Element C Apply Time Range/Performance
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Generic OBD-II
P2703
Transmission Friction Element D Apply Time Range/Performance
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Generic OBD-II
P2704
Transmission Friction Element E Apply Time Range/Performance
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Generic OBD-II
P2705
Transmission Friction Element F Apply Time Range/Performance
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Generic OBD-II
P2706
Shift Solenoid F
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Generic OBD-II
P2707
Shift Solenoid F Performance/Stuck Off
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Generic OBD-II
P2708
Shift Solenoid F Stuck On
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Generic OBD-II
P2709
Shift Solenoid F Electrical
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Generic OBD-II
P270A
Transmission Friction Element A Temperature Too High
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Generic OBD-II
P270B
Transmission Friction Element B Temperature Too High
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Generic OBD-II
P270C
Transmission Friction Element C Temperature Too High
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Generic OBD-II
P270D
Transmission Friction Element D Temperature Too High
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Generic OBD-II
P270E
Transmission Friction Element E Temperature Too High
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Generic OBD-II
P270F
Transmission Friction Element F Temperature Too High
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Generic OBD-II
P2710
Shift Solenoid F Intermittent
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Generic OBD-II
P2711
Unexpected Mechanical Gear Disengagement
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Generic OBD-II
P2712
Hydraulic Power Unit Leakage
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Generic OBD-II
P2713
Pressure Control Solenoid D
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Generic OBD-II
P2714
Pressure Control Solenoid D Performance/Stuck Off
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Generic OBD-II
P2715
Pressure Control Solenoid D Stuck On
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Generic OBD-II
P2716
Pressure Control Solenoid D Electrical
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Generic OBD-II
P2717
Pressure Control Solenoid D Intermittent
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Generic OBD-II
P2718
Pressure Control Solenoid D Control Circuit/Open
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Generic OBD-II
P2719
Pressure Control Solenoid D Control Circuit Range/Performance
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Generic OBD-II
P271A
Park Pawl Position Sensor A Circuit Low
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Generic OBD-II
P271B
Park Pawl Position Sensor A Circuit High
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Generic OBD-II
P271C
Park Pawl Position Sensor B Circuit Low
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Generic OBD-II
P271D
Park Pawl Position Sensor B Circuit High
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Generic OBD-II
P271E
Transmission Performance
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Generic OBD-II
P271F
Electronic Gear Shift - Position Not Learned
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Generic OBD-II
P2720
Pressure Control Solenoid D Control Circuit Low
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Generic OBD-II
P2721
Pressure Control Solenoid D Control Circuit High
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Generic OBD-II
P2722
Pressure Control Solenoid E
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Generic OBD-II
P2723
Pressure Control Solenoid E Performance/Stuck Off
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Generic OBD-II
P2724
Pressure Control Solenoid E Stuck On
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These are code references, not a list of confirmed faults on every vehicle. Read the source and applicability notes, then match the exact vehicle, year, engine and scan report.