C1921

VAPS Solenoid Actuator Output Circuit Failure

DTC C1921, sometimes indicated as C192100 is an OBD diagnostic trouble code indicating a manufacturer-specific fault with the vehicle chassis.

  • C1921: VAPS Solenoid Actuator Output Circuit Failure

DTC Trouble Code Search
Bulletins

Bulletins are notices put out by manufacturers in conjunction with the NHTSA to notify the public of manufacturing issues or changes.

  • TIN-18-31-002 - TIRES:PRESSURE MONITORING AND REGULATING SYSTEMS
    MITSUBISHI: This is a technical information notice sent to dealers, to notify them that warranty claims have been received because of concerns of tpms light illumination. Tpms dtcs C1911, C1921, C1931, and/or C1941 were usually reported. Many dealers h
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