Powertrain Codes

P21DA

Technical Definition:

Cylinder 12 Injector B Circuit Open

Trouble Code: P21DA
Address: 0x21DA
System: Powertrain
Subsystem:

Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

P21D8

Technical Definition:

Cylinder 10 Injector B Circuit Open

Trouble Code: P21D8
Address: 0x21D8
System: Powertrain
Subsystem:

Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

P21D9

Technical Definition:

Cylinder 11 Injector B Circuit Open

Trouble Code: P21D9
Address: 0x21D9
System: Powertrain
Subsystem:

Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

P21D6

Technical Definition:

Cylinder 8 Injector B Circuit Open

Trouble Code: P21D6
Address: 0x21D6
System: Powertrain
Subsystem:

Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

P21D7

Technical Definition:

Cylinder 9 Injector B Circuit Open

Trouble Code: P21D7
Address: 0x21D7
System: Powertrain
Subsystem:

Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

P21D2

Technical Definition:

Cylinder 4 Injector B Circuit Open

Trouble Code: P21D2
Address: 0x21D2
System: Powertrain
Subsystem:

Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

P21D3

Technical Definition:

Cylinder 5 Injector B Circuit Open

Trouble Code: P21D3
Address: 0x21D3
System: Powertrain
Subsystem:

Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

P21D4

Technical Definition:

Cylinder 6 Injector B Circuit Open

Trouble Code: P21D4
Address: 0x21D4
System: Powertrain
Subsystem:

Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

P21D5

Technical Definition:

Cylinder 7 Injector B Circuit Open

Trouble Code: P21D5
Address: 0x21D5
System: Powertrain
Subsystem:

Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

P21CE

Technical Definition:

Reductant Quality Module Performance

Trouble Code: P21CE
Address: 0x21CE
System: Powertrain
Subsystem:

Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

P21CF

Technical Definition:

Cylinder 1 Injector B Circuit Open

Trouble Code: P21CF
Address: 0x21CF
System: Powertrain
Subsystem:

Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

P21D0

Technical Definition:

Cylinder 2 Injector B Circuit Open

Trouble Code: P21D0
Address: 0x21D0
System: Powertrain
Subsystem:

Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

P21D1

Technical Definition:

Cylinder 3 Injector B Circuit Open

Trouble Code: P21D1
Address: 0x21D1
System: Powertrain
Subsystem:

Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

P21CD

Technical Definition:

Reductant Quality Module Supply Voltage Low

Trouble Code: P21CD
Address: 0x21CD
System: Powertrain
Subsystem:

Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

P21CB

Technical Definition:

Reductant Control Module Supply Voltage Low

Trouble Code: P21CB
Address: 0x21CB
System: Powertrain
Subsystem:

Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

P21CC

Technical Definition:

Reductant Control Module Supply Voltage High

Trouble Code: P21CC
Address: 0x21CC
System: Powertrain
Subsystem:

Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

P21CA

Technical Definition:

Reductant Control Module Supply Voltage Circuit

Trouble Code: P21CA
Address: 0x21CA
System: Powertrain
Subsystem:

Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

P21C6

Technical Definition:

Reductant Level Sensor B Stuck

Trouble Code: P21C6
Address: 0x21C6
System: Powertrain
Subsystem:

Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

P21C7

Technical Definition:

Reductant Control Module Power Relay/Relays Control Circuit/Open

Trouble Code: P21C7
Address: 0x21C7
System: Powertrain
Subsystem:

Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

P21C8

Technical Definition:

Reductant Control Module Power Relay/Relays Control Circuit Low

Trouble Code: P21C8
Address: 0x21C8
System: Powertrain
Subsystem:

Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes: