P1157 OBD Trouble Code
6 results found
| Type | Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled |
|---|---|
| Description | Manifold absolute pressure (MAP) sensor - supply voltage |
| Cause | Wiring, MAP sensor |
| Type | Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled |
|---|---|
| Description | Lack of HO2S Switches, Sensor at Lean Limit Conditions |
| Location | Bank 2 Sensor 2 |
| Cause | Engine running in closed loop, then the PCM detected that the HO2S-22 signal did not switch because the fuel control system is at its lean limit |
| Type | Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled |
|---|---|
| Description | Air fuel (AF) ratio sensor - front - circuit malfunction |
| Cause | Wiring, AF ratio sensor, ECM |
| Type | Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled |
|---|---|
| Description | Heated oxygen sensor (HO2S) cylinders 4, 5, 6 - indicates lean |
| Location | Sensor 2 |
| Cause | Wiring, HO2S |
| Type | Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled |
|---|---|
| Description | Heated oxygen sensor (HO2S) lean mixture indicated |
| Location | Bank 2 Sensor 2 |
| Cause | Wiring, HO2S, fuel pressure, fuel system, mechanical fault, ECM |
| Type | Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled |
|---|---|
| Description | Manifold absolute pressure (MAP) sensor - supply voltage |
| Cause | Wiring, MAP sensor |
Try also: https://www.obd-codes.com/p1157
