Control Module Self Test Control Module Defective
BMW · engine
Datenzuverlässigkeit62%
The control module's internal test reported the Control Module Self Test Control Module as faulty. This is the manufacturer-specific definition used by BMW.
Transmission control module (TCM) - communication malfunction
Kia · transmission
Datenzuverlässigkeit62%
The control module detected a communication fault involving Transmission control module (TCM) on the vehicle network. This is the manufacturer-specific definition used by Kia.
Immobilizer control module/engine control module (ECM) - communication error
Mazda · immobilizer
Datenzuverlässigkeit80%
The control module detected a communication fault involving Immobilizer control module/engine control module (ECM) on the vehicle network. This is the manufacturer-specific definition used by Mazda.
ECM to system LSI - communication malfunction
Mitsubishi · engine
Datenzuverlässigkeit62%
The control module detected a communication fault involving ECM to system LSI on the vehicle network. This is the manufacturer-specific definition used by Mitsubishi.
Voltage Supply
Porsche · engine
Datenzuverlässigkeit62%
The control module detected a fault associated with the Voltage Supply circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Porsche.
The control module registered the fault condition described as "Engine control module (ECM) - programming error". This is the manufacturer-specific definition used by Subaru.
Engine control module (ECM) - supply voltage low from battery
VAG · software
Datenzuverlässigkeit62%
The control module detected that the Engine control module (ECM) - supply voltage stayed below the expected range. This is the manufacturer-specific definition used by Audi.
Mögliche Ursachen
Battery was disconnected
battery discharged
alternator
wiring open circuit
fuse
Gilt fürAudi
P1602
Power Supply B+ Terminal 30: Voltage too Low
VAG · engine
Datenzuverlässigkeit84%
The control module detected that the Power Supply B+ Terminal 30: Voltage value was below the expected limit. This is the manufacturer-specific definition used by Volkswagen. Volkswagen Group tools also report it as fault code 18010. Documented across Volkswagen Group applications (Audi, SEAT and Škoda included).
Electronic throttle system (ETS), throttle return spring - malfunction
Volvo · engine
Datenzuverlässigkeit62%
The control module detected improper operation of the Electronic throttle system (ETS), throttle return spring. This is the manufacturer-specific definition used by Volvo.
Herstellerdefinierter Bereich: die Bedeutung kann je Marke abweichen.
602
Spezifischer Fehlerindex innerhalb des Subsystems.
Häufige Fragen zu P1602
Was bedeutet P1602?
Diagnose-Fehlercode (12 Interpretationen). The control module's internal test reported the Control Module Self Test Control Module as faulty. This is the manufacturer-specific definition used by BMW.
Ist P1602 generisch oder herstellerspezifisch?
P1602 ist ein herstellerspezifischer Code. In dieser Datenbank ist er dokumentiert für: BMW, Kia, Lexus, Mazda, Mitsubishi, Opel, Porsche, Subaru, Toyota, VAG, Volvo. Dieselbe Nummer kann bei anderen Marken etwas anderes bedeuten.
Kann TuningBot P1602 auf Dateiebene entfernen?
Wenn die Fehlerlogik in der Steuergerätekalibrierung liegt, ja: unser DTC-Removal-Dienst deaktiviert den konkreten Fehlereintrag. Die Checksum-Korrektur ist nicht enthalten: Sie ist ein separater, optionaler Service. Unsicher, ob Ihr Fall dazugehört? Fordern Sie eine kostenlose Einschätzung an, und unsere Ingenieure prüfen Ihre Datei.