The control module detected improper operation of the Camshaft Position Sensor 'B' circuit. This is the manufacturer-specific definition used by Mazda.
TuningBot DTC Database · v4.37.15
P1340 Mazda - Camshaft Position Sensor 'B' Circuit
Manufacturer-specific interpretation for Mazda. All interpretations of P1340
What P1340 means
Related and nearby codes
How to read P1340
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 P1340
What does P1340 mean?
Camshaft Position Sensor 'B' Circuit. The control module detected improper operation of the Camshaft Position Sensor 'B' circuit. This is the manufacturer-specific definition used by Mazda.
Is P1340 generic or manufacturer-specific?
P1340 is a manufacturer-specific code. In this database it is documented for: Mazda. The same number can mean something different on other brands.
Can TuningBot remove P1340 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
