C0688 Triumph Tr OBD Code

OBD/2 C0688 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 C0688. However, it is intended to flash the transmission control indicator lamp (TCIL) for first time VSS circuit error/malfunctions. Refer to possible causes for C0688

To check for an open circuit, trace along the length of the transmission control circuit, checking for breaks in the wiring. Repair any broken wiring and make sure all connectors are fully seated and locked.Pay close attention to connectors, looking for corrosion, bent or broken pins, or moisture in the connector. Repair any connector issues even if they are not specifically part of the transmission control circuit as they may serve a function in providing power to the transmission control circuit.

C0688 Triumph Tr Error Code Repair Process :

If your heater coolant temp sensor circuit short to gnd 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 C0688 and engine control unit are in charge of monitoring a bunch of different heater coolant temp sensor circuit short to gnd, and if they get a reading that's a little out of whack, up pops the check engine light.

Common Causes of Triumph Tr C0688 OBD2 Code

A common cause of code C0688 is the failure of Heater Coolant Temp sensor circuit Short to GND, but there are several other possible causes as well, such as ;

EVAP system hose leaking
Faulty TCM or TCM programming
Faulty TCM or TCM programming
Oil Control Valve (OCV) circuit is open or shorted

C0688 is a kind of Chassis Trouble Code

Diagnosing chassis noises can be one of the most frustrating problems technicians face. Fortunately, manufacturers have engineered noise, vibration and harshness (NVH) diagnostic techniques and equipment to find the source of the noise.

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

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C0688 Triumph Tr OBD Code

C0688 Triumph Tr Error Code Repair Process :

Common Causes of Triumph Tr C0688 OBD2 Code

C0688 code for other Triumph cars