What does code P1155 mean?

What does code P1155 mean?

air/fuel sensor heater circuit
OBD-II code P1155 represents a malfunction in the air/fuel sensor heater circuit for bank 2, sensor 1. The air/fuel ratio sensor on your vehicle has to reach a particular operating temperature to produce accurate voltage signals.

What causes P0155?

Code P0155 occurs when the powertrain control module tests the upstream heated oxygen sensor’s heater circuit on Bank 2 and detects a short in the circuit or excessive resistance in the heater circuit.

What are the possible causes of error code p1155 Toyota?

P1155 TOYOTA Possible Causes 1 Faulty Air-Fuel Ratio (A/F) Sensor Bank 2 Sensor 1 2 Air-Fuel Ratio (A/F) Sensor Bank 2 Sensor 1 harness is open or shorted 3 Air-Fuel Ratio (A/F) Sensor Bank 2 Sensor 1 circuit poor electrical connection 4 Faulty Engine Control Module (ECM)

What does the p1155 code mean on a GMC Sierra?

P1155 Code – General. If there is a problem detecting the signal, the code P1155 will be triggered. When the code is prompted by a fault in this system, it will illuminate a SES or check engine light on your dash. Much of the time, the trouble code P1155 is a result of these problems: Faulty air/fuel ratio sensor in bank 2,…

What does the OBD code p1155 mean on a heater?

P1155 Code – General Air/Fuel Ratio Sensor Heater Circuit Malfunction – Bank 2, Sensor 1 OBD-II code P1155 represents a malfunction in the air/fuel sensor heater circuit for bank 2, sensor 1. The air/fuel ratio sensor on your vehicle has to reach a particular operating temperature to produce accurate voltage signals.

What does the trouble code p1155 mean on a Honda Accord?

When the code is prompted by a fault in this system, it will illuminate an SES or check engine light on your dash. Much of the time, the trouble code P1155 is a result of these problems: Diagnosing the problem begins with a visual check to make sure the wiring harness is intact and properly connected.