The control module detected that the signal in the 2 - 3 Shift Solenoid circuit stayed above the expected operating range. This is the manufacturer-specific definition used by Chevrolet.
TuningBot DTC Database · v4.37.15
P1847 Diagnostic Trouble Code (3 interpretations)
3 manufacturer-specific interpretations across 3 manufacturers in the TuningBot DTC database.
Chevrolet
1 interpretation
Opel
1 interpretationThe control module did not receive the expected Transmission control module (TCM), multiplexing signal. This is the manufacturer-specific definition used by Opel.
VAG
1 interpretationThe control module detected a fault associated with the Please check DTC Memory of ABS Controller circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Volkswagen. Volkswagen Group tools also report it as fault code 18255. Documented across Volkswagen Group applications (Audi, SEAT and Škoda included).
Symptoms
Malfunction Indicator Light (MIL) ON
Recommended checks
Check Brake Electronics Control Module (J104) for Fault Codes
Related and nearby codes
How to read P1847
Powertrain: engine, transmission and driveline systems.
Manufacturer-defined range: the meaning can differ between brands.
Specific fault index within the subsystem.
Frequently asked questions about P1847
What does P1847 mean?
Diagnostic Trouble Code (3 interpretations). The control module detected that the signal in the 2 - 3 Shift Solenoid circuit stayed above the expected operating range. This is the manufacturer-specific definition used by Chevrolet.
Is P1847 generic or manufacturer-specific?
P1847 is a manufacturer-specific code. In this database it is documented for: Chevrolet, Opel, VAG. The same number can mean something different on other brands.
Can TuningBot remove P1847 at file level?
If the fault logic lives in the ECU calibration, yes: our DTC Removal file service disables the specific fault entry. Checksum correction is not included: it is a separate, optional service. Not sure whether your case qualifies? Request a free assessment and our engineers will check your ECU file.
Other file services
Understand the system behind this code: Diagnostic Strategy and DTC Logic
