The control module detected that the Camshaft Position Actuator 'B' Control signal stayed above the expected range. This is the manufacturer-specific definition used by BMW.
TuningBot DTC Database · v4.37.15
P1407 Diagnostic Trouble Code (5 interpretations)
5 manufacturer-specific interpretations across 5 manufacturers in the TuningBot DTC database.
BMW
1 interpretation
Chevrolet
1 interpretationThe control module detected a fault associated with the EGR Air Intrusion in Exhaust Supply to EGR Valve circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Chevrolet.
Chrysler
1 interpretationThe control module detected a fault associated with the EGR Air Intrusion In Exhaust Supply To EGR Valve circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Chrysler.
Recommended checks
- Perform a full module scan
- Review freeze-frame and occurrence data
- Confirm the exact vehicle, ECU and software context
- Inspect relevant wiring and connectors
- Check applicable OEM service information
Land Rover
1 interpretationThe control module detected a fault associated with the Exhaust gas recirculation (EGR) system - no flow detected circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Land Rover.
Possible causes
- Hose leak/blockage
- wiring
- EGR valve
- EGR solenoid
- ECM
VAG
1 interpretationThe control module detected that the Exhaust gas recirculation temperature (EGRT) signal stayed below the expected range. This is the manufacturer-specific definition used by Audi.
Possible causes
- Wiring short to ground
- EGRT sensor
Related and nearby codes
How to read P1407
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 P1407
What does P1407 mean?
Diagnostic Trouble Code (5 interpretations). The control module detected that the Camshaft Position Actuator 'B' Control signal stayed above the expected range. This is the manufacturer-specific definition used by BMW.
Is P1407 generic or manufacturer-specific?
P1407 is a manufacturer-specific code. In this database it is documented for: BMW, Chevrolet, Chrysler, Land Rover, VAG. The same number can mean something different on other brands.
Can TuningBot remove P1407 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: EGR System
