The control module detected a fault associated with the HO2S Lean Mean Bank 1 Sensor 1 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.
TuningBot DTC Database · v4.37.15
P1135 Diagnostic Trouble Code (10 interpretations)
10 manufacturer-specific interpretations across 9 manufacturers in the TuningBot DTC database.
Chevrolet
1 interpretation
Dodge
1 interpretationThe control module detected a fault associated with the Glow Plug Control Module Voltage Supply Concern circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Dodge.
Ford
1 interpretationThe control module detected an unstable or intermittent signal in the Pedal Position Sensor 'A' circuit. This is the manufacturer-specific definition used by Ford.
Hyundai
1 interpretationThe control module detected improper operation of the Injection Timing Servo. This is the manufacturer-specific definition used by Hyundai.
Jaguar
1 interpretationThe control module detected a fault associated with the Crankshaft position (CKP) sensor circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Jaguar.
Possible causes
- Wiring
- CKP sensor
Mazda
1 interpretationThe control module detected that the signal in the Heated oxygen sensor (HO2S) 1, bank 1, heater control circuit stayed below the expected operating range. This is the manufacturer-specific definition used by Mazda.
Possible causes
- Wiring
- HO2S
- ECM
MINI
1 interpretationThe control module detected that the signal in the O2 Sensor Heater circuit stayed below the expected operating range. This is the manufacturer-specific definition used by MINI.
Subaru
1 interpretationThe control module detected an interruption (open circuit) in the Front Left Oxygen circuit, so the expected electrical continuity was not present. This is the manufacturer-specific definition used by Subaru.
VAG
2 interpretationsThe control module detected an electrical fault in the HO2S Heater Circuit - Bank 1 & 2 Sensor 2 circuit. This is the manufacturer-specific definition used by Audi.
Possible causes
- Wiring open circuit/short to ground
- HO2S
The control module detected an electrical fault in the HO2S Heater Circuit - Bank 1 & 2 Sensor 2 circuit. This is the manufacturer-specific definition used by Volkswagen.
Related and nearby codes
How to read P1135
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 P1135
What does P1135 mean?
Diagnostic Trouble Code (10 interpretations). The control module detected a fault associated with the HO2S Lean Mean Bank 1 Sensor 1 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.
Is P1135 generic or manufacturer-specific?
P1135 is a manufacturer-specific code. In this database it is documented for: Chevrolet, Dodge, Ford, Hyundai, Jaguar, Mazda, MINI, Subaru, VAG. The same number can mean something different on other brands.
Can TuningBot remove P1135 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: Oxygen Sensors (Lambda)
