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PPowertrain (P)

Codes Powertrain (P)

7355 code(s) in this category. Page 13 of 307. Select one to see the detailed diagnosis.

P0121Moderada

TPS Range/Performance Problem

Motor (P)

TPS sensor readings outside the normal range.

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P0122Moderada

TPS Circuit Low Input

Motor (P)

The TPS sensor voltage is lower than expected.

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P0123Moderada

TPS Circuit High Input

Motor (P)

The TPS sensor voltage is higher than expected.

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P0124Moderada

Throttle/Pedal Position Sensor "A" Circuit Intermittent

Motor (P)

The TPS signal shows intermittent dropouts that do not stay outside threshold long enough to trigger P0122/P01

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P0125Moderada

Insufficient Coolant Temperature for Closed Loop Fuel Control

Motor (P)

The engine has run long enough that closed-loop fuel control should be active, but the coolant temperature has

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P0126Moderada

Insufficient Coolant Temperature for Stable Operation

Motor (P)

Coolant temperature stays below the value expected for stable engine operation. Almost always points to a ther

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P0127Crítica

Intake Air Temperature Too High

Motor (P)

Intake air temperature exceeds the safe maximum. Risk of preignition or knock; ECU may reduce power.

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P0128Moderada

Coolant Thermostat Below Regulating Temperature

Motor (P)

The engine has been running long enough to reach operating temperature, but coolant temperature stayed below t

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P0129Moderada

Barometric Pressure Too Low

Motor (P)

Barometric pressure reading below the plausible minimum. Either operating at extreme altitude or sensor fault.

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P012AModerada

Turbocharger/Supercharger Inlet Pressure Sensor A Circuit

Motor (P)

Generic electrical fault on turbo/supercharger inlet pressure sensor A. Boost control tracks commanded vs. act

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P012BModerada

Turbocharger/Supercharger Inlet Pressure Sensor A Circuit Range/Performance

Motor (P)

Turbo inlet pressure sensor A reading implausible. Boost control tracks commanded vs. actual manifold pressure

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P012CModerada

Turbocharger/Supercharger Inlet Pressure Sensor A Circuit Low

Motor (P)

Turbo inlet pressure sensor A signal voltage below expected range. Boost control tracks commanded vs. actual m

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P012DModerada

Turbocharger/Supercharger Inlet Pressure Sensor A Circuit High

Motor (P)

Turbo inlet pressure sensor A signal voltage above expected range. Boost control tracks commanded vs. actual m

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P012EModerada

Turbocharger/Supercharger Inlet Pressure Sensor A Circuit Intermittent/Erratic

Motor (P)

Intermittent signal from turbo inlet pressure sensor A. Boost control tracks commanded vs. actual manifold pre

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P012FModerada

Engine Coolant Temperature / Engine Oil Temperature Correlation

Motor (P)

Engine coolant and oil temperature readings disagree beyond plausible limits. The engine coolant temperature s

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P0130Moderada

O2 Sensor Malfunction (Bank 1, Sensor 1)

Motor (P)

The front O2 sensor measures residual oxygen in the exhaust to adjust the air-fuel mixture.

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P0131Moderada

O2 Sensor Circuit Low Voltage (Bank 1)

Motor (P)

The O2 sensor voltage is abnormally low, indicating a lean mixture.

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P0132Moderada

O2 Sensor Circuit High Voltage (Bank 1)

Motor (P)

The O2 sensor voltage is abnormally high, indicating a rich mixture.

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P0133Moderada

O2 Sensor Slow Response (Bank 1)

Motor (P)

The O2 sensor takes too long to change voltage, affecting mixture adjustment.

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P0134Moderada

O2 Sensor No Activity Detected (Bank 1)

Motor (P)

The O2 sensor shows no voltage variation, indicating a dead sensor.

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P0135Moderada

O2 Sensor Heater Circuit Malfunction (Bank 1, Sensor 1)

Motor (P)

The O2 sensor heating element is not working, delaying the sensor from reaching operating temperature.

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P0136Moderada

O2 Sensor Malfunction (Bank 1, Sensor 2 - Post-Catalyst)

Motor (P)

The O2 sensor that measures catalytic converter efficiency is not working correctly.

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P0137Moderada

O2 Sensor Circuit Low Voltage (Bank 1, Sensor 2)

Motor (P)

Low voltage at the O2 sensor after the catalytic converter.

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P0138Moderada

O2 Sensor Circuit High Voltage (Bank 1, Sensor 2)

Motor (P)

High voltage at the O2 sensor after the catalytic converter.

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