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Powertrain code references — Page 5.

Engine, transmission and powertrain diagnostic references. Exact vehicle and module context still matters.

9,891 code references in powertrain

Generic OBD-II
P0191

Fuel Rail Pressure Sensor Circuit Range/Performance Bank 1

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Generic OBD-II
P0192

Fuel Rail Pressure Sensor Circuit Low Bank 1

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Generic OBD-II
P0193

Fuel Rail Pressure Sensor Circuit High Bank 1

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Generic OBD-II
P0194

Fuel Rail Pressure Sensor Circuit Intermittent/Erratic Bank 1

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Generic OBD-II
P0195

Engine Oil Temperature Sensor A Circuit

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Generic OBD-II
P0196

Engine Oil Temperature Sensor A Range/Performance

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Generic OBD-II
P0197

Engine Oil Temperature Sensor A Circuit Low

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Generic OBD-II
P0198

Engine Oil Temperature Sensor A Circuit High

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Generic OBD-II
P0199

Engine Oil Temperature Sensor A Circuit Intermittent/Erratic

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Generic OBD-II
P019A

O2 Sensor Delayed Response - Rich to Lean Bank 1 Sensor 3

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Generic OBD-II
P019B

O2 Sensor Delayed Response - Lean to Rich Bank 1 Sensor 3

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Generic OBD-II
P019C

O2 Sensor Delayed Response - Rich to Lean Bank 2 Sensor 3

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Generic OBD-II
P019D

O2 Sensor Delayed Response - Lean to Rich Bank 2 Sensor 3

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Generic OBD-II
P019E

Alternative Fuel Tank A Pressure Sensor Circuit

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Generic OBD-II
P019F

Alternative Fuel Tank A Pressure Sensor Performance

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Generic OBD-II
P01A0

Alternative Fuel Tank A Pressure Sensor Circuit Low

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Generic OBD-II
P01A1

Alternative Fuel Tank A Pressure Sensor Circuit High

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Generic OBD-II
P01A2

Alternative Fuel Tank A Pressure Sensor Circuit Intermittent/Erratic

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Generic OBD-II
P01A3

Alternative Fuel Rail Pressure Sensor Circuit

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Generic OBD-II
P01A4

Alternative Fuel Rail Pressure Sensor Performance

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Generic OBD-II
P01A5

Alternative Fuel Rail Pressure Sensor Circuit Low

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Generic OBD-II
P01A6

Alternative Fuel Rail Pressure Sensor Circuit High

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Generic OBD-II
P01A7

Alternative Fuel Rail Pressure Sensor Circuit Intermittent/Erratic

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Generic OBD-II
P01A8

Alternative Fuel Rail/System Pressure - Too Low

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Generic OBD-II
P01A9

Alternative Fuel Rail/System Pressure - Too High

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Generic OBD-II
P01AA

Alternative Fuel Tank Temperature Sensor Circuit

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Generic OBD-II
P01AB

Alternative Fuel Tank Temperature Sensor Range/Performance

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Generic OBD-II
P01AC

Alternative Fuel Tank Temperature Sensor Circuit Low

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Generic OBD-II
P01AD

Alternative Fuel Tank Temperature Sensor Circuit High

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Generic OBD-II
P01AE

Alternative Fuel Tank Temperature Sensor Circuit Intermittent/Erratic

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Generic OBD-II
P01AF

Alternative Fuel Tank A Level Sensor Circuit

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Generic OBD-II
P01B0

Alternative Fuel Tank A Level Sensor Range/Performance

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Generic OBD-II
P01B1

Alternative Fuel Tank A Level Sensor Circuit Low

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Generic OBD-II
P01B2

Alternative Fuel Tank A Level Sensor Circuit High

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Generic OBD-II
P01B3

Alternative Fuel Tank A Level Sensor Circuit Intermittent/Erratic

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Generic OBD-II
P01B4

Alternative Fuel Rail Temperature Sensor Circuit

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Generic OBD-II
P01B5

Alternative Fuel Rail Temperature Sensor Performance

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Generic OBD-II
P01B6

Alternative Fuel Rail Temperature Sensor Circuit Low

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Generic OBD-II
P01B7

Alternative Fuel Rail Temperature Sensor Circuit High

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Generic OBD-II
P01B8

Alternative Fuel Rail Temperature Sensor Circuit Intermittent/Erratic

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Generic OBD-II
P01B9

Engine Oil Temperature Sensor B Circuit

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Generic OBD-II
P01BA

Engine Oil Temperature Sensor B Range/Performance

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Generic OBD-II
P01BB

Engine Oil Temperature Sensor B Circuit Low

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Generic OBD-II
P01BC

Engine Oil Temperature Sensor B Circuit High

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Generic OBD-II
P01BD

Engine Oil Temperature Sensor B Circuit Intermittent/Erratic

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Generic OBD-II
P01BE

Fuel Rail Pressure Sensor Circuit Bank 2

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Generic OBD-II
P01BF

Fuel Rail Pressure Sensor Circuit Range/Performance Bank 2

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Generic OBD-II
P01C0

Fuel Rail Pressure Sensor Circuit Low Bank 2

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Generic OBD-II
P01C1

Fuel Rail Pressure Sensor Circuit High Bank 2

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Generic OBD-II
P01C2

Fuel Rail Pressure Sensor Circuit Intermittent/Erratic Bank 2

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Generic OBD-II
P01C3

Fuel Pressure Sensor A Circuit

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Generic OBD-II
P01C4

Fuel Pressure Sensor A Circuit Range/Performance

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Generic OBD-II
P01C5

Fuel Pressure Sensor A Circuit Low

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Generic OBD-II
P01C6

Fuel Pressure Sensor A Circuit High

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Generic OBD-II
P01C7

Fuel Pressure Sensor A Circuit Intermittent/Erratic

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Generic OBD-II
P01C8

Fuel Rail/System Pressure - Too Low Bank 2

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Generic OBD-II
P01C9

Fuel Rail/System Pressure - Too High Bank 2

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Generic OBD-II
P01CA

Fuel Rail Pressure Too Low - Engine Cranking Bank 2

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Generic OBD-II
P01CB

Cylinder 1 Injection Timing Performance - Over Retarded

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Generic OBD-II
P01CC

Cylinder 1 Injection Timing Performance - Over Advanced

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Generic OBD-II
P01CD

Cylinder 2 Injection Timing Performance - Over Retarded

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Generic OBD-II
P01CE

Cylinder 2 Injection Timing Performance - Over Advanced

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Generic OBD-II
P01CF

Cylinder 3 Injection Timing Performance - Over Retarded

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Generic OBD-II
P01D0

Cylinder 3 Injection Timing Performance - Over Advanced

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Generic OBD-II
P01D1

Cylinder 4 Injection Timing Performance - Over Retarded

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Generic OBD-II
P01D2

Cylinder 4 Injection Timing Performance - Over Advanced

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Generic OBD-II
P01D3

Cylinder 5 Injection Timing Performance - Over Retarded

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Generic OBD-II
P01D4

Cylinder 5 Injection Timing Performance - Over Advanced

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Generic OBD-II
P01D5

Cylinder 6 Injection Timing Performance - Over Retarded

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Generic OBD-II
P01D6

Cylinder 6 Injection Timing Performance - Over Advanced

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Generic OBD-II
P01D7

Cylinder 7 Injection Timing Performance - Over Retarded

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Generic OBD-II
P01D8

Cylinder 7 Injection Timing Performance - Over Advanced

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Generic OBD-II
P01D9

Cylinder 8 Injection Timing Performance - Over Retarded

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Generic OBD-II
P01DA

Cylinder 8 Injection Timing Performance - Over Advanced

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Generic OBD-II
P01DB

Cylinder 9 Injection Timing Performance - Over Retarded

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Generic OBD-II
P01DC

Cylinder 9 Injection Timing Performance - Over Advanced

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Generic OBD-II
P01DD

Cylinder 10 Injection Timing Performance - Over Retarded

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Generic OBD-II
P01DE

Cylinder 10 Injection Timing Performance - Over Advanced

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Generic OBD-II
P01DF

Cylinder 11 Injection Timing Performance - Over Retarded

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Generic OBD-II
P01E0

Cylinder 11 Injection Timing Performance - Over Advanced

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Generic OBD-II
P01E1

Cylinder 12 Injection Timing Performance - Over Retarded

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Generic OBD-II
P01E2

Cylinder 12 Injection Timing Performance - Over Advanced

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Generic OBD-II
P01E3

Engine Coolant Temperature Sensor 3 Circuit

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Generic OBD-II
P01E4

Engine Coolant Temperature Sensor 3 Circuit Range/Performance

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Generic OBD-II
P01E5

Engine Coolant Temperature Sensor 3 Circuit Low

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Generic OBD-II
P01E6

Engine Coolant Temperature Sensor 3 Circuit High

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Generic OBD-II
P01E7

Engine Coolant Temperature Sensor 3 Circuit Intermittent/Erratic

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Generic OBD-II
P01E8

Engine Coolant Heater A Control Circuit/Open

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Generic OBD-II
P01E9

Engine Coolant Heater A Control Circuit Low

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Generic OBD-II
P01EA

Engine Coolant Heater A Control Circuit High

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Generic OBD-II
P01EB

Engine Coolant Heater A Control Circuit Performance

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Generic OBD-II
P01EC

Engine Coolant Heater B Control Circuit/Open

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Generic OBD-II
P01ED

Engine Coolant Heater B Control Circuit Low

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Generic OBD-II
P01EE

Engine Coolant Heater B Control Circuit High

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Generic OBD-II
P01EF

Engine Coolant Heater B Control Circuit Performance

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Generic OBD-II
P01F0

Coolant Temperature Relapsed Below Diagnostic Monitoring Temperature

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Generic OBD-II
P01F1

O2 Sensor Circuit Bank 1 Sensor 4

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Generic OBD-II
P01F2

O2 Sensor Circuit Low Voltage Bank 1 Sensor 4

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Generic OBD-II
P01F3

O2 Sensor Circuit High Voltage Bank 1 Sensor 4

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Generic OBD-II
P01F4

O2 Sensor Circuit Slow Response Bank 1 Sensor 4

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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.