P CODE FAMILY
Powertrain code references — Page 32.
Engine, transmission and powertrain diagnostic references. Exact vehicle and module context still matters.
Generic OBD-II
P0CA3
DC/DC Converter Step Up Voltage Performance
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Generic OBD-II
P0CA4
Hybrid/EV Battery Charging Voltage High
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Generic OBD-II
P0CA5
Hybrid/EV Battery Discharging Voltage High
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Generic OBD-II
P0CA6
Hybrid/EV Battery Charging Current High
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Generic OBD-II
P0CA7
Hybrid/EV Battery Discharging Current High
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Generic OBD-II
P0CA8
Hybrid/EV Battery Temperature Sensor M Circuit
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Generic OBD-II
P0CA9
Hybrid/EV Battery Temperature Sensor M Circuit Range/Performance
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Generic OBD-II
P0CAA
Hybrid/EV Battery Temperature Sensor M Circuit Low
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Generic OBD-II
P0CAB
Hybrid/EV Battery Temperature Sensor M Circuit High
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Generic OBD-II
P0CAC
Hybrid/EV Battery Temperature Sensor M Circuit Intermittent/Erratic
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Generic OBD-II
P0CAD
Hybrid/EV Battery Temperature Sensor N Circuit
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Generic OBD-II
P0CAE
Hybrid/EV Battery Temperature Sensor N Circuit Range/Performance
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Generic OBD-II
P0CAF
Hybrid/EV Battery Temperature Sensor N Circuit Low
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Generic OBD-II
P0CB0
Hybrid/EV Battery Temperature Sensor N Circuit High
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Generic OBD-II
P0CB1
Hybrid/EV Battery Temperature Sensor N Circuit Intermittent/Erratic
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Generic OBD-II
P0CB2
Hybrid/EV Battery Temperature Sensor O Circuit
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Generic OBD-II
P0CB3
Hybrid/EV Battery Temperature Sensor O Circuit Range/Performance
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Generic OBD-II
P0CB4
Hybrid/EV Battery Temperature Sensor O Circuit Low
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Generic OBD-II
P0CB5
Hybrid/EV Battery Temperature Sensor O Circuit High
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Generic OBD-II
P0CB6
Hybrid/EV Battery Temperature Sensor O Circuit Intermittent/Erratic
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Generic OBD-II
P0CB7
Hybrid/EV Battery Temperature Sensor P Circuit
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Generic OBD-II
P0CB8
Hybrid/EV Battery Temperature Sensor P Circuit Range/Performance
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Generic OBD-II
P0CB9
Hybrid/EV Battery Temperature Sensor P Circuit Low
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Generic OBD-II
P0CBA
Hybrid/EV Battery Temperature Sensor P Circuit High
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Generic OBD-II
P0CBB
Hybrid/EV Battery Temperature Sensor P Circuit Intermittent/Erratic
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Generic OBD-II
P0CBC
Drive Motor A Coolant Temperature Sensor Circuit
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Generic OBD-II
P0CBD
Drive Motor A Coolant Temperature Sensor Circuit Range/Performance
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Generic OBD-II
P0CBE
Drive Motor A Coolant Temperature Sensor Circuit Low
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Generic OBD-II
P0CBF
Drive Motor A Coolant Temperature Sensor Circuit High
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Generic OBD-II
P0CC0
Drive Motor A Coolant Temperature Sensor Circuit Intermittent
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Generic OBD-II
P0CC1
Drive Motor A Coolant Pump Control Circuit/Open
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Generic OBD-II
P0CC2
Drive Motor A Coolant Pump Control Circuit Range/Performance
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Generic OBD-II
P0CC3
Drive Motor A Coolant Pump Control Circuit Low
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Generic OBD-II
P0CC4
Drive Motor A Coolant Pump Control Circuit High
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Generic OBD-II
P0CC5
14 Volt Power Module Current Sensor A/B Correlation
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Generic OBD-II
P0CC6
Charge Port Door A Open Request Switch Wake-Up Circuit
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Generic OBD-II
P0CC7
Charge Port Door A Open Request Switch Circuit
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Generic OBD-II
P0CC8
Charge Port Door A Open Request Switch Circuit Performance
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Generic OBD-II
P0CC9
Charge Port Door A Open Request Switch Circuit Low
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Generic OBD-II
P0CCA
Charge Port Door A Open Request Switch Circuit High
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Generic OBD-II
P0CCB
Charge Port Door A Open Request Switch Circuit Intermittent/Erratic
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Generic OBD-II
P0CCC
Charge Port Door A Position Sensor Circuit
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Generic OBD-II
P0CCD
Charge Port Door A Position Sensor Circuit Performance
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Generic OBD-II
P0CCE
Charge Port Door A Position Sensor Circuit Low
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Generic OBD-II
P0CCF
Charge Port Door A Position Sensor Circuit High
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Generic OBD-II
P0CD0
Charge Port Door A Position Sensor Circuit Intermittent/Erratic
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Generic OBD-II
P0CD1
Charge Port Door A Unlock Control Circuit
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Generic OBD-II
P0CD2
Charge Port Door A Unlock Control Circuit Performance
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Generic OBD-II
P0CD3
Charge Port Door A Unlock Control Circuit Low
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Generic OBD-II
P0CD4
Charge Port Door A Unlock Control Circuit High
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Generic OBD-II
P0CD5
Hybrid/EV Battery Pack Coolant Temperature Sensor B Circuit
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Generic OBD-II
P0CD6
Hybrid/EV Battery Pack Coolant Temperature Sensor B Circuit Range/Performance
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Generic OBD-II
P0CD7
Hybrid/EV Battery Pack Coolant Temperature Sensor B Circuit Low
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Generic OBD-II
P0CD8
Hybrid/EV Battery Pack Coolant Temperature Sensor B Circuit High
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Generic OBD-II
P0CD9
Hybrid/EV Battery Pack Coolant Temperature Sensor B Circuit Intermittent/Erratic
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Generic OBD-II
P0CDA
Drive Motor A Position Sensor Circuit C
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Generic OBD-II
P0CDB
Drive Motor A Position Sensor Circuit C Range/Performance
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Generic OBD-II
P0CDC
Drive Motor A Position Sensor Circuit C Low
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Generic OBD-II
P0CDD
Drive Motor A Position Sensor Circuit C High
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Generic OBD-II
P0CDE
Drive Motor A Position Sensor Circuit C Intermittent/Erratic
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Generic OBD-II
P0CDF
Hybrid/EV Battery Pack Coolant Control Valve A Control Circuit/Open
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Generic OBD-II
P0CE0
Hybrid/EV Battery Pack Coolant Control Valve A Performance/Stuck Off
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Generic OBD-II
P0CE1
Hybrid/EV Battery Pack Coolant Control Valve A Stuck On
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Generic OBD-II
P0CE2
Hybrid/EV Battery Pack Coolant Control Valve A Control Circuit Low
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Generic OBD-II
P0CE3
Hybrid/EV Battery Pack Coolant Control Valve A Control Circuit High
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Generic OBD-II
P0CE4
Hybrid/EV Battery Pack Coolant Control Valve Position Sensor Circuit
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Generic OBD-II
P0CE5
Hybrid/EV Battery Pack Coolant Control Valve Position Sensor Circuit Range/Performance
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Generic OBD-II
P0CE6
Hybrid/EV Battery Pack Coolant Control Valve Position Sensor Circuit Low
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Generic OBD-II
P0CE7
Hybrid/EV Battery Pack Coolant Control Valve Position Sensor Circuit High
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Generic OBD-II
P0CE8
Hybrid/EV Battery Pack Coolant Control Valve Position Sensor Circuit Intermittent/Erratic
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Generic OBD-II
P0CE9
Hybrid/EV Electronics Coolant Pump A Control Circuit/Open
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Generic OBD-II
P0CEA
Hybrid/EV Electronics Coolant Pump A Performance
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Generic OBD-II
P0CEB
Hybrid/EV Electronics Coolant Pump A Control Circuit Low
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Generic OBD-II
P0CEC
Hybrid/EV Electronics Coolant Pump A Control Circuit High
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Generic OBD-II
P0CED
Hybrid/EV Electronics Coolant Pump A Enable Circuit
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Generic OBD-II
P0CEE
Hybrid/EV Electronics Coolant Temperature Sensor A Circuit
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Generic OBD-II
P0CEF
Hybrid/EV Electronics Coolant Temperature Sensor A Circuit Range/Perfomance
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Generic OBD-II
P0CF0
Hybrid/EV Electronics Coolant Temperature Sensor A Circuit Low
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Generic OBD-II
P0CF1
Hybrid/EV Electronics Coolant Temperature Sensor A Circuit High
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Generic OBD-II
P0CF2
Hybrid/EV Electronics Coolant Temperature Sensor A Circuit Intermittent/Erratic
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Generic OBD-II
P0CF3
Control Pilot Circuit /Open
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Generic OBD-II
P0CF4
Control Pilot Circuit Range/Performance
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Generic OBD-II
P0CF5
Control Pilot Circuit Low
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Generic OBD-II
P0CF6
Control Pilot Circuit High
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Generic OBD-II
P0CF7
Control Pilot Circuit Intermittent/Erratic
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Generic OBD-II
P0CF8
Control Pilot Charging Switch A Circuit/Open
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Generic OBD-II
P0CF9
Control Pilot Charging Switch A Range/Performance
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Generic OBD-II
P0CFA
Control Pilot Charging Switch A Circuit Low
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Generic OBD-II
P0CFB
Control Pilot Charging Switch A Circuit High
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Generic OBD-II
P0CFC
Control Pilot Charging Switch A Intermittent/Erratic
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Generic OBD-II
P0CFD
Control Pilot Charging Switch A Stuck Off
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Generic OBD-II
P0CFE
Control Pilot Charging Switch A Stuck On
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Generic OBD-II
P0CFF
Hybrid/EV Battery Pack Coolant Pump A Stuck/Stalled
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Generic OBD-II
P0D00
Control Pilot Charging Ventilation Switch Circuit/Open
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Generic OBD-II
P0D01
Control Pilot Charging Ventilation Switch Range/Performance
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Generic OBD-II
P0D02
Control Pilot Charging Ventilation Switch Circuit Low
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Generic OBD-II
P0D03
Control Pilot Charging Ventilation Switch Circuit High
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Generic OBD-II
P0D04
Control Pilot Charging Ventilation Switch Intermittent/Erratic
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Generic OBD-II
P0D05
Control Pilot Charging Ventilation Switch Stuck Off
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Generic OBD-II
P0D06
Control Pilot Charging Ventilation Switch 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.