P1621
PCM Memory Performance.
- Oldsmobile
- Powertrain
- Manufacturer code
How this code is built
- P
- SystemPowertrain
- 1
- Defined byThe manufacturer
- 6
- AreaComputer and output circuits
- 21
- FaultThe specific fault in that area
Guide
Writing the guide for P1621. The first open of a code takes up to a minute.
This code for other makes
- P1621BuickPCM Memory Performance
- P1621CadillacPCM Memory Performance
- P1621ChevroletPCM Memory Performance
- P1621GMPCM Memory Performance
- P1621GMCPCM Memory Performance
- P1621MazdaImmobilizer System Fault
- P1621OtherControl Module Long Term Memory Performance/ Immobilizer Code Words Do Not Match
- P1621SaturnPCM Memory Performance
- P1621VolkswagenEngine Coolant Temperature Signal Short To Ground