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URed CAN (U)

Códigos de Red CAN (U)

1230 código(s) en esta categoría. Página 47 de 52. Selecciona uno para ver el diagnóstico detallado.

U3030Moderada

Ignition Output Start

Red (U)

Fault on the ignition START output — module cannot drive the starter solenoid via this line. A communication l

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U3031Moderada

Ignition Output Off

Red (U)

Fault on the ignition OFF output. A communication loss with this module breaks any function relying on its dat

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U3032Moderada

Ignition Output Accessory/Off

Red (U)

Fault on the combined ACC/OFF ignition output. A communication loss with this module breaks any function relyi

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U3033Crítica

Control Module Security Certificate Missing/Invalid

Red (U)

The control module's security certificate (used for authenticated communication, secure boot or vehicle anti-t

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U3034Crítica

Communication Authentication Key/Certificate Missing/Invalid

Red (U)

The cryptographic key or certificate used to authenticate inter-module communication is missing or invalid.

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U3035Crítica

Communication Authentication Signal Invalid Data

Red (U)

The received authentication signal contains invalid data — message authentication code does not match expected

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U3036Moderada

Communication Authentication Signal Performance

Red (U)

Authentication signal arrives within tolerances but timing or content drifted from expected behavior.

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U3500Moderada

Control Module Input Power A Circuit Range/Performance

Red (U)

Input power line A voltage is electrically within range but does not match expected behavior — drift, slow ris

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U3501Crítica

Control Module Input Power A Circuit Low

Red (U)

Input power line A voltage below expected range. A communication loss with this module breaks any function rel

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U3502Crítica

Control Module Input Power A Circuit High

Red (U)

Input power line A voltage above expected range — typically charging system overvoltage. A communication loss

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U3503Moderada

Control Module Input Power A Circuit Intermittent/Erratic

Red (U)

Intermittent dropouts or noise on input power line A. A communication loss with this module breaks any functio

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U3504Moderada

Control Module Input Power B Circuit Range/Performance

Red (U)

Input power line A voltage is electrically within range but does not match expected behavior — drift, slow ris

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U3505Crítica

Control Module Input Power B Circuit Low

Red (U)

Input power line B voltage below expected range. A communication loss with this module breaks any function rel

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U3506Crítica

Control Module Input Power B Circuit High

Red (U)

Input power line B voltage above expected range. A communication loss with this module breaks any function rel

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U3507Moderada

Control Module Input Power B Circuit Intermittent/Erratic

Red (U)

Intermittent dropouts or noise on input power line B. A communication loss with this module breaks any functio

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U3508Moderada

Control Module Input Power C Circuit Range/Performance

Red (U)

Input power line A voltage is electrically within range but does not match expected behavior — drift, slow ris

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U3509Crítica

Control Module Input Power C Circuit Low

Red (U)

Input power line C voltage below expected range. A communication loss with this module breaks any function rel

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U350ACrítica

Control Module Input Power C Circuit High

Red (U)

Input power line C voltage above expected range. A communication loss with this module breaks any function rel

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U350BModerada

Control Module Input Power C Circuit Intermittent/Erratic

Red (U)

Intermittent dropouts or noise on input power line C. A communication loss with this module breaks any functio

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U350CModerada

Control Module Cooling Fan Circuit/Open

Red (U)

Open circuit at the control module cooling fan (used to keep heavy ECUs like ADAS compute or inverter controll

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U350DModerada

Control Module Cooling Fan Circuit Low

Red (U)

Module cooling fan control voltage below expected range. A communication loss with this module breaks any func

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U350EModerada

Control Module Cooling Fan Circuit High

Red (U)

Module cooling fan control voltage above expected range. A communication loss with this module breaks any func

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U350FModerada

Control Module Cooling Fan Circuit Range/Performance

Red (U)

Module cooling fan circuit electrically OK but fan does not run as commanded — bearing seized, blade obstructe

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U3510Crítica

Control Module Missing Calibration

Red (U)

The control module is reporting that its calibration data is missing or incomplete — required parameter sets h

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