U1664 Cadillac Cien OBD Code

OBD/2 U1664 error code description and symptoms.

Vehicle Speed Sensor (VSS) Intermittent Indicates the powertrain control module (PCM) detected an error in the vehicle speed information. Vehicle speed data is received from either the vehicle speed sensor (VSS), transfer case speed sensor (TCSS), anti-lock brake system (ABS) control module, generic electronic module (GEM), or central timer module (CTM). This DTC is set the same way as U1664. However, it is intended to flash the transmission control indicator lamp (TCIL) for first time VSS circuit error/malfunctions. Refer to possible causes for U1664

Some systems require that the actuator has an adequate supply of brake fluid. Low brake fluid levels can mimic the symptoms of code U1664, so consult the manual to locate the brake fluid reservoir. Bear in mind that a low fluid level can set code U1664 on some applications, so make sure that on fluid operated systems the fluid level is up to the mark before starting an electrical diagnosis.

U1664 Cadillac Cien Error Code Repair Process :

If your lamp anti-theft indicator circuit open check engine light is illuminated, it's best to take it in for diagnostic testing, which can feel like a hassle. Because while the lights vary in appearance from vehicle to vehicle, all have the same basic meaning: There's a problem with the car's emissions system. The on-board diagnostics system U1664 and engine control unit are in charge of monitoring a bunch of different lamp anti-theft indicator circuit open, and if they get a reading that's a little out of whack, up pops the check engine light.

Common Causes of Cadillac Cien U1664 OBD2 Code

A common cause of code U1664 is the failure of Lamp Anti-Theft Indicator Circuit Open, but there are several other possible causes as well, such as ;

EVAP system hose leaking
Faulty Air fuel ratio (A/F) Sensor 1 Bank 1
Engine Control Module (ECM)
Faulty Camshaft Position Sensor

U1664 is a kind of Network Trouble Code

U-code indicates that engine communication errors and shows lost communication with engine parts.U-Codes are fairly straight forward, given all of the articles and technical publications that have been written regarding these problematic codes. In most cases, it just comes down to identifying the module that isn't communicating with the other modules on the CAN bus line for whatever reason.

Engine OBD 2 Codes website is a freeware resource center for engine trouble codes.

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U1664 Cadillac Cien OBD Code

U1664 Cadillac Cien Error Code Repair Process :

Common Causes of Cadillac Cien U1664 OBD2 Code

U1664 code for other Cadillac cars