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PPowertrain (P)

Codes Powertrain (P)

7355 code(s) in this category. Page 3 of 307. Select one to see the detailed diagnosis.

P0031Moderada

HO2S Heater Control Circuit Low (Bank 1 Sensor 1)

Motor (P)

O2 sensor heater control circuit on bank 1, sensor 1 reports low voltage. Likely shorted to ground or open in

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P0032Moderada

HO2S Heater Control Circuit High (Bank 1 Sensor 1)

Motor (P)

O2 sensor heater control circuit on bank 1, sensor 1 reports high voltage. Likely shorted to B+ or open in the

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P0033Moderada

Turbocharger Bypass Valve Control Circuit

Motor (P)

The ECU detects an electrical fault in the turbocharger bypass (wastegate) valve control circuit. Voltage or c

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P0034Moderada

Turbocharger Bypass Valve Control Circuit Low

Motor (P)

The bypass valve solenoid control circuit reports a voltage below threshold, indicating a short to ground or o

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P0035Moderada

Turbocharger Bypass Valve Control Circuit High

Motor (P)

The bypass valve solenoid control circuit reports a voltage above threshold, indicating a short to power or op

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P0036Moderada

HO2S Heater Control Circuit (Bank 1 Sensor 2)

Motor (P)

Generic electrical fault in the heater circuit of the upstream oxygen sensor on bank 1. The ECU monitors the h

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P0037Moderada

HO2S Heater Control Circuit Low (Bank 1 Sensor 2)

Motor (P)

O2 sensor heater control circuit on bank 1, sensor 2 reports low voltage. Likely shorted to ground or open in

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P0038Moderada

HO2S Heater Control Circuit High (Bank 1 Sensor 2)

Motor (P)

The heater control line for the upstream bank 1 oxygen sensor reads above the expected voltage, typical of a s

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P0039Crítica

Turbocharger/Supercharger Bypass Valve A Control Circuit Range/Performance

Motor (P)

The wastegate or bypass valve A on the turbo/supercharger does not respond mechanically as expected to its con

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P003ACrítica

Turbocharger/Supercharger Boost Control A Position Exceeded Learning Limit

Motor (P)

Adaptive learning of boost control actuator A position has hit its limit. Long-term mechanical drift (wastegat

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P003BCrítica

Turbocharger/Supercharger Boost Control B Position Exceeded Learning Limit

Motor (P)

Adaptive learning of boost control actuator A position has hit its limit. Long-term mechanical drift (wastegat

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P003CModerada

A Camshaft Profile Actuator A Control Performance/Stuck Off Bank 1

Motor (P)

The intake cam profile actuator (profile A, bank 1) does not engage when commanded — stays in low-lift profile

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P003DModerada

A Camshaft Profile Actuator A Control Stuck On Bank 1

Motor (P)

The intake cam profile actuator (profile A, bank 1) stays engaged when commanded off — stuck in high-lift prof

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P003EModerada

A Camshaft Profile Actuator A Control Performance/Stuck Off Bank 2

Motor (P)

The intake cam profile actuator (profile A, bank 2) does not engage when commanded — stays in low-lift profile

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P003FModerada

A Camshaft Profile Actuator A Control Stuck On Bank 2

Motor (P)

The intake cam profile actuator (profile A, bank 2) stays engaged when commanded off — stuck in high-lift prof

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P0040Moderada

O2 Sensor Signals Swapped Bank 1 Sensor 1/Bank 2 Sensor 1

Motor (P)

The pre-cat oxygen sensors of bank 1 and bank 2 appear to be wired the wrong way around — bank 1 reacts when b

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P0041Moderada

O2 Sensor Signals Swapped Bank 1 Sensor 2/Bank 2 Sensor 2

Motor (P)

The post-cat oxygen sensors of bank 1 and bank 2 appear to be wired the wrong way around — bank 1 reacts when

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P0042Moderada

HO2S Heater Control Circuit Bank 1 Sensor 3

Motor (P)

Generic electrical fault in the heater control of the bank 1, sensor 3 oxygen sensor (typically a third sensor

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P0043Moderada

HO2S Heater Control Circuit Low Bank 1 Sensor 3

Motor (P)

Heater control voltage of the bank 1, sensor 3 oxygen sensor is below the expected range — short to ground or

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P0044Moderada

HO2S Heater Control Circuit High Bank 1 Sensor 3

Motor (P)

Heater control voltage of the bank 1, sensor 3 oxygen sensor is above the expected range — short to power or o

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P0045Crítica

Turbocharger/Supercharger Boost Control A Circuit/Open

Motor (P)

Open circuit at the boost control solenoid/actuator A. The ECU cannot drive the wastegate or VGT vanes.

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P0046Crítica

Turbocharger/Supercharger Boost Control A Circuit Range/Performance

Motor (P)

Boost control actuator A is electrically active but boost pressure deviates from target. Mechanical or hydraul

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P0047Crítica

Turbocharger/Supercharger Boost Control A Circuit Low

Motor (P)

Boost control circuit A voltage below expected range — short to ground or low-resistance fault in solenoid wir

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P0048Crítica

Turbocharger/Supercharger Boost Control A Circuit High

Motor (P)

Boost control circuit A voltage above expected range — short to power or open ground in solenoid wiring.

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