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PMotor (P)

Códigos de Motor (P)

7355 código(s) en esta categoría. Página 213 de 307. Selecciona uno para ver el diagnóstico detallado.

P2567Crítica

Turbocharger Boost Control Position Sensor Circuit Low

Motor (P)

The turbocharger position sensor signal is below the lower limit — short to ground or sensor at zero stop.

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P2568Crítica

Turbocharger Boost Control Position Sensor Circuit High

Motor (P)

The turbocharger position sensor signal is above the upper limit — short to supply, open ground or sensor fail

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P2569Moderada

Direct Ozone Reduction Catalyst Temperature Sensor Circuit Low

Motor (P)

Direct Ozone Reduction (DOR) catalysts are coated radiator surfaces or dedicated catalysts that decompose trop

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P256AModerada

Engine Idle Speed Selector Sensor/Switch Circuit/Open

Motor (P)

The idle-speed selector input is open. On commercial vehicles this switch lets the operator pick a fast-idle s

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P256BModerada

Engine Idle Speed Selector Sensor/Switch Range/Performance

Motor (P)

The idle-speed selector input is electrically intact but the value does not match a valid preset — multiple po

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P256CModerada

Engine Idle Speed Selector Sensor/Switch Circuit Low

Motor (P)

Idle-speed selector input reads stuck low — short to ground or analog signal at minimum. Wiring faults of this

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P256DModerada

Engine Idle Speed Selector Sensor/Switch Circuit High

Motor (P)

Idle-speed selector input reads stuck high — short to battery voltage or analog signal at maximum. Wiring faul

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P256EModerada

Engine Idle Speed Selector Sensor/Switch Circuit Intermittent/Erratic

Motor (P)

The idle-speed selector signal jumps or drops out — usually a worn rotary contact or vibration. Wiring faults

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P256FModerada

A/C Request B Circuit Range/Performance

Motor (P)

A/C request input B is electrically intact but its value does not match the system context — same failure mode

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P2570Moderada

Direct Ozone Reduction Catalyst Temperature Sensor Circuit High

Motor (P)

The DOR catalyst temperature sensor reads stuck high — short to reference voltage or open signal return. Witho

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P2571Moderada

Direct Ozone Reduction Catalyst Temperature Sensor Circuit Intermittent/Erratic

Motor (P)

The DOR catalyst temperature sensor signal jumps or drops out — typically loose connectors or chafed wiring ne

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P2572Moderada

Direct Ozone Reduction Catalyst Deterioration Sensor Circuit

Motor (P)

General electrical fault on the DOR catalyst deterioration sensor circuit. This sensor estimates the remaining

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P2573Moderada

Direct Ozone Reduction Catalyst Deterioration Sensor Circuit Range/Performance

Motor (P)

The DOR deterioration sensor is electrically intact but its readings drift or do not match the model — for exa

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P2574Moderada

Direct Ozone Reduction Catalyst Deterioration Sensor Circuit Low

Motor (P)

The DOR deterioration sensor signal voltage reads below the lower limit — short to ground or internal short.

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P2575Moderada

Direct Ozone Reduction Catalyst Deterioration Sensor Circuit High

Motor (P)

The DOR deterioration sensor signal voltage reads above the upper limit — short to reference voltage or open s

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P2576Moderada

Direct Ozone Reduction Catalyst Deterioration Sensor Circuit Intermittent/Erratic

Motor (P)

The DOR deterioration sensor signal jumps or drops out — typically loose connectors or chafed wiring near the

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P2577Moderada

Direct Ozone Reduction Catalyst Efficiency Below Threshold

Motor (P)

The DOR catalyst no longer reduces tropospheric ozone with the required efficiency, based on the deterioration

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P2578Moderada

Turbocharger/Supercharger Speed Sensor A Circuit

Motor (P)

General electrical fault on the turbocharger/supercharger shaft speed sensor A — a high-frequency Hall or eddy

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P2579Moderada

Turbocharger/Supercharger Speed Sensor A Circuit Range/Performance

Motor (P)

Turbo speed sensor A is electrically intact, but the speed reading does not match the model — for example a sp

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P257AModerada

Vacuum Reservoir Control Circuit/Open

Motor (P)

The control circuit that drives the vacuum reservoir control valve (or vacuum pump motor) is open. The ECM can

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P257BModerada

Vacuum Reservoir Control Circuit Low

Motor (P)

The vacuum reservoir control circuit reads stuck low — short to ground or low-side driver stuck on. The actuat

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P257CModerada

Vacuum Reservoir Control Circuit High

Motor (P)

The vacuum reservoir control circuit reads stuck high — short to battery voltage or open coil. The driver cann

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P257DBaja

Engine Hood Switch Circuit Range/Performance

Motor (P)

The hood switch is electrically intact, but its state is implausible — for example reporting hood-open while v

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P257EBaja

Engine Hood Switch Circuit Low

Motor (P)

The hood switch input reads stuck low — short to ground or stuck-closed switch. The body controller may treat

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