MechanicDB
Família de falhas Sistema: Powertrain (códigos P) 32 códigos SAE

Alt Fuel Shutoff Valve Circuit

Explicação diagnóstica e técnica
Code P224C (Alternative Fuel Tank Shutoff Valve A Control Circuit/Open) sets when the ECM detects an open circuit, out-of-range current, or a stuck condition while driving the solenoid-operated shutoff valve that isolates the compressed/liquefied alternative-fuel tank from the supply line. This is a valve/solenoid actuation fault, not a sensor fault — causes are a failed valve solenoid coil, a mechanically stuck valve poppet, or damaged wiring in the tank-compartment harness. Because the valve sits directly on a pressurized gas tank, any service must follow the vehicle's AFV depressurization and tank-isolation procedure before disconnecting anything.

Estes 32 códigos de diagnóstico compartilham um mesmo mecanismo de detecção e um mesmo caminho de reparo; por isso o MechanicDB os agrupa em uma única família de falhas redigida, em vez de repetir a mesma explicação 32 vezes.

Códigos desta família (32)

CódigoDefiniçãoCobertura de reparos
P224CAlternative Fuel Tank Shutoff Valve A Control Circuit/Open4 reparos classificados
P224DAlternative Fuel Tank Shutoff Valve A Control Circuit Performance/Stuck Off4 reparos classificados
P224EAlternative Fuel Tank Shutoff Valve A Control Circuit Low4 reparos classificados
P224FAlternative Fuel Tank Shutoff Valve A Control Circuit High4 reparos classificados
P2A22Alternative Fuel Tank Shutoff Valve B Control Circuit/Open4 reparos classificados
P2A23Alternative Fuel Tank Shutoff Valve B Control Circuit Performance/Stuck Off4 reparos classificados
P2A24Alternative Fuel Tank Shutoff Valve B Control Circuit Low4 reparos classificados
P2A25Alternative Fuel Tank Shutoff Valve B Control Circuit High4 reparos classificados
P2A26Alternative Fuel Tank Shutoff Valve C Control Circuit/Open4 reparos classificados
P2A27Alternative Fuel Tank Shutoff Valve C Control Circuit Performance/Stuck Off4 reparos classificados
P2A28Alternative Fuel Tank Shutoff Valve C Control Circuit Low4 reparos classificados
P2A29Alternative Fuel Tank Shutoff Valve C Control Circuit High4 reparos classificados
P2A2AAlternative Fuel Tank Shutoff Valve D Control Circuit/Open4 reparos classificados
P2A2BAlternative Fuel Tank Shutoff Valve D Control Circuit Performance/Stuck Off4 reparos classificados
P2A2CAlternative Fuel Tank Shutoff Valve D Control Circuit Low4 reparos classificados
P2A2DAlternative Fuel Tank Shutoff Valve D Control Circuit High4 reparos classificados
P2A2EAlternative Fuel Tank Shutoff Valve E Control Circuit/Open4 reparos classificados
P2A2FAlternative Fuel Tank Shutoff Valve E Control Circuit Performance/Stuck Off4 reparos classificados
P2A30Alternative Fuel Tank Shutoff Valve E Control Circuit Low4 reparos classificados
P2A31Alternative Fuel Tank Shutoff Valve E Control Circuit High4 reparos classificados
P2A91Alternative Fuel Tank Select Valve A Control Circuit/Open4 reparos classificados
P2A92Alternative Fuel Tank Select Valve A Control Performance4 reparos classificados
P2A93Alternative Fuel Tank Select Valve A Control Circuit Low4 reparos classificados
P2A94Alternative Fuel Tank Select Valve A Control Circuit High4 reparos classificados
P2A95Alternative Fuel Tank Select Valve B Control Circuit/Open4 reparos classificados
P2A96Alternative Fuel Tank Select Valve B Control Circuit Performance4 reparos classificados
P2A97Alternative Fuel Tank Select Valve B Control Circuit Low4 reparos classificados
P2A98Alternative Fuel Tank Select Valve B Control Circuit High4 reparos classificados
P2A99Alternative Fuel Tank Select Valve C Control Circuit/Open4 reparos classificados
P2A9AAlternative Fuel Tank Select Valve C Control Circuit Performance4 reparos classificados
P2A9BAlternative Fuel Tank Select Valve C Control Circuit Low4 reparos classificados
P2A9CAlternative Fuel Tank Select Valve C Control Circuit High4 reparos classificados

O que esta página não mostra

Esta página publica o mecanismo da falha e o índice de códigos. O conjunto de dados licenciado acrescenta, para cada um dos 15.886 códigos, o conjunto completo de reparos elaborados pela equipe (56.729 procedimentos no total), com os campos deliberadamente omitidos aqui: