JEEP
Reported code forms P258B
Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further…
HomeP258B · Manufacturer communications
P258B · Manufacturer communications
Source wording can vary by vehicle and suffix. It is shown as written, not as a universal diagnosis.
JEEP
Reported code forms P258B
Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL)…
JEEP
Reported code forms P258B
Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL)…
CHRYSLER, JEEP, RAM
Reported code forms P258B
ESC Light Illuminated. DTC C1252-92 VACUUM PUMP CONTROL CIRCUIT And Or P258B ELECTRONIC VACUUM PUMP PERFORMANCE
RAM
Reported code forms P258B
Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further…
CHRYSLER
Reported code forms P258B
Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further…
CHEVROLET
Reported code forms P258B
CHEVROLET: AFTER INSTALLATION OF THE OHB BRAKE KIT PER TSB 09-05-22-001A, A CHECK ENGINE LIGHT WILL BE ON AND DTC P258B WILL BE SET. FOLLOWING ESI DIAGNOSTICS MAY LEAD DEALERS TO TRY REPROGRAMMING THE ECM OR EBCM AND…