P1621 OBD-II

P1621

Technical Definition:

Immobilizer Code Words Do Not Match

Trouble Code: P1621
Address: 0x1621
System: Powertrain
Subsystem:

Technical Description:

Possible Causes:

Possible Symptoms:

Control Module Long Term Memory Performance/ Immobilizer Code Words Do Not Match

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes: