P1646

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Definition of check engine code P1646:

Chrysler/Dodge/Jeep:

Hydraulic Cooling Fan Control Circuit Low

GM:

Evaporative Emission (EVAP) Vent Solenoid Control Circuit

Honda:

MOTSTB Signal Malfunction

Jaguar:

Linear O2 Sensor Control Chip (Bank 1)

Kia:

Linear 02 Sensor Control Chip (Bank 1)

Volkswagen/Audi:

Please Check DTC Memory of all wheel drive ECU

Volvo:

Please Check DTC Memory of all wheel drive ECU

Ford:

LINEAR O2 SENSOR CONTROL CHIP (Bank 1)

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