C0688 Suzuki Sx4 S-cross OBD Code

OBD/2 C0688 error code description and symptoms.

HO2S Sensor Circuit Malfunction (HO2S-11) During testing the HO2S Heaters are checked for opens/shorts and excessive current draw.
The test fails when current draw exceeds a calibrated limit and/or an open or short is detected. Short to VPWR in harness or HO2S. Water in harness connector. Open VPWR circuit. Open GND circuit. Low battery voltage. Corrosion or poor mating terminals and wiring Damaged HO2S heater. Damaged PCM.

On some transmissions, such as automated manual transmissions or automatic transmissions with manual mode, the GSP switch lets the TCM know whether or not the driver has selected automatic or manual function. On manual transmissions, the GSP switch informs the TCM which gear the driver is selecting, and may function as a neutral safety switch, depending on system design. The TCM also uses the gate select position switch to monitor transmission operation. For example, if the driver selects manual mode and selects 3rd gear on an automatic transmission, the TCM may monitor speed sensors to detect clutch and brake slippage.

C0688 Suzuki Sx4 S-cross Error Code Repair Process :

When you turn on the ignition, the Service Engine Soon or Check Engine C0688 light should flash briefly, indicating that the OBD system is ready to scan your vehicle for any malfunctions. After this brief flash, the light should stay off while you drive as long as no problems are detected. If heater coolant temp sensor circuit short to gnd so, you'll be glad to know that your vehicle is equipped with an early warning system that could save you time, money, and fuel in addition to helping protect the heater coolant temp sensor circuit short to gnd.

Common Causes of Suzuki Sx4 S-cross 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 ;

Exhaust tube
Faulty Fuel injector
Faulty TCM or TCM programming
Air fuel ratio (A/F) Sensor 1 Bank 1 circuit poor electrical connection

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 Suzuki Sx4 S-cross OBD Code

C0688 Suzuki Sx4 S-cross Error Code Repair Process :

Common Causes of Suzuki Sx4 S-cross C0688 OBD2 Code

C0688 code for other Suzuki cars