The control module detected a fault associated with the Fuel Trim Additive Per Ignition Bank 1 Low circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by BMW.
TuningBot DTC Database · v4.37.15
P1070 Diagnostic Trouble Code (4 interpretations)
4 manufacturer-specific interpretations across 3 manufacturers in the TuningBot DTC database.
BMW
1 interpretation
Dodge
1 interpretationThe control module detected improper operation of the AIR switching valve circuit. This is the manufacturer-specific definition used by Dodge.
Possible causes
- Wiring
- connectors
- AIR switching valve
- ECM
VAG
2 interpretationsThe control module detected a short circuit to battery voltage in the Nitrogen oxides (NOx) sensor - heater control circuit. This is the manufacturer-specific definition used by Audi.
Possible causes
- Wiring short to positive
- NOx sensor
The control module detected a short circuit to battery voltage in the Nitrogen oxides (NOx) sensor - heater control circuit. This is the manufacturer-specific definition used by Volkswagen.
Possible causes
- Wiring short to positive
- NOx sensor
Related and nearby codes
How to read P1070
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 P1070
What does P1070 mean?
Diagnostic Trouble Code (4 interpretations). The control module detected a fault associated with the Fuel Trim Additive Per Ignition Bank 1 Low circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by BMW.
Is P1070 generic or manufacturer-specific?
P1070 is a manufacturer-specific code. In this database it is documented for: BMW, Dodge, VAG. The same number can mean something different on other brands.
Can TuningBot remove P1070 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: SCR / AdBlue System
