P1621 / ROVER

Serial Data Link Dead Fault

Notes:

P1621 / MAZDA

lmmobilizer System Fault

Notes:

P1621 / JAGUAR

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

Notes:

P1621 / GENERIC

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

Notes:

P1621 / CHEVROLET

Control Module Long Term Memory Performance

Notes:

P1621 / BUICK

PCM Memory Performance

Notes:

P1621 / AUDI

Engine coolant temperature signal short to ground

Notes: