Powertrain Codes

P2049

Technical Definition:

Reductant Injector Circuit High (Bank 1) Unit 1

Trouble Code: P2049
Address: 0x2049
System: Powertrain
Subsystem: Fuel & Air metering, Auxiliary emission controls
Technical Description:

Possible Causes:

Possible Symptoms:

Reductant Injection Valve Circuit High Bank 1 Unit 1

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

P204A

Technical Definition:

Reductant Pressure Sensor Circuit

Trouble Code: P204A
Address: 0x204A
System: Powertrain
Subsystem: Fuel & Air metering, Auxiliary emission controls
Technical Description:

Possible Causes:

Possible Symptoms:

Reductant Pressure Sensor Circuit

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

P204B

Technical Definition:

Reductant Pressure Sensor Circuit Range / Performance

Trouble Code: P204B
Address: 0x204B
System: Powertrain
Subsystem: Fuel & Air metering, Auxiliary emission controls
Technical Description:

Possible Causes:

Possible Symptoms:

Reductant Pressure Sensor Circuit Range/Performance

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

P2047

Technical Definition:

Reductant Injector Circuit / Open (Bank 1) Unit 1

Trouble Code: P2047
Address: 0x2047
System: Powertrain
Subsystem: Fuel & Air metering, Auxiliary emission controls
Technical Description:

Possible Causes:

Possible Symptoms:

Reductant Injection Valve Circuit/Open Bank 1 Unit 1

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

P2044

Technical Definition:

Reductant Temperature Sensor Circuit Low

Trouble Code: P2044
Address: 0x2044
System: Powertrain
Subsystem: Fuel & Air metering, Auxiliary emission controls
Technical Description:

Possible Causes:

Possible Symptoms:

Reductant Temperature Sensor Circuit Low

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

P2045

Technical Definition:

Reductant Temperature Sensor Circuit High

Trouble Code: P2045
Address: 0x2045
System: Powertrain
Subsystem: Fuel & Air metering, Auxiliary emission controls
Technical Description:

Possible Causes:

Possible Symptoms:

Reductant Temperature Sensor Circuit High

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

P2046

Technical Definition:

Reductant Temperature Sensor Circuit Intermittent

Trouble Code: P2046
Address: 0x2046
System: Powertrain
Subsystem: Fuel & Air metering, Auxiliary emission controls
Technical Description:

Possible Causes:

Possible Symptoms:

Reductant Temperature Sensor Circuit Intermittent

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

P2042

Technical Definition:

Reductant Temperature Sensor Circuit

Trouble Code: P2042
Address: 0x2042
System: Powertrain
Subsystem: Fuel & Air metering, Auxiliary emission controls
Technical Description:

Possible Causes:

Possible Symptoms:

Reductant Temperature Sensor Circuit

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

P2043

Technical Definition:

Reductant Temperature Sensor Circuit Range / Performance

Trouble Code: P2043
Address: 0x2043
System: Powertrain
Subsystem: Fuel & Air metering, Auxiliary emission controls
Technical Description:

Possible Causes:

Possible Symptoms:

Reductant Temperature Sensor Circuit Range/Performance

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

P203E

Technical Definition:

Reductant Level Sensor Circuit Intermittent / Erratic

Trouble Code: P203E
Address: 0x203E
System: Powertrain
Subsystem: Fuel & Air metering, Auxiliary emission controls
Technical Description:

Possible Causes:

Possible Symptoms:

Reductant Level Sensor Circuit Intermittent/Erratic

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

P203B

Technical Definition:

Reductant Level Sensor Circuit Range / Performance

Trouble Code: P203B
Address: 0x203B
System: Powertrain
Subsystem: Fuel & Air metering, Auxiliary emission controls
Technical Description:

Possible Causes:

Possible Symptoms:

Reductant Level Sensor Circuit Range/Performance

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

P203C

Technical Definition:

Reductant Level Sensor Circuit Low

Trouble Code: P203C
Address: 0x203C
System: Powertrain
Subsystem: Fuel & Air metering, Auxiliary emission controls
Technical Description:

Possible Causes:

Possible Symptoms:

Reductant Level Sensor Circuit Low

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

P203D

Technical Definition:

Reductant Level Sensor Circuit High

Trouble Code: P203D
Address: 0x203D
System: Powertrain
Subsystem: Fuel & Air metering, Auxiliary emission controls
Technical Description:

Possible Causes:

Possible Symptoms:

Reductant Level Sensor Circuit High

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

P2038

Technical Definition:

Reductant Injection Air Pressure Sensor Circuit Range / Performance

Trouble Code: P2038
Address: 0x2038
System: Powertrain
Subsystem: Fuel & Air metering, Auxiliary emission controls
Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

P2034

Technical Definition:

Exhaust Gas Temperature Sensor Circuit (Bank 2 – Sensor 2)

Trouble Code: P2034
Address: 0x2034
System: Powertrain
Subsystem: Fuel & Air metering, Auxiliary emission controls
Technical Description:

Possible Causes:

Possible Symptoms:

Exhaust Gas Temperature Sensor Circuit Bank 2 Sensor 2

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes: