C0697 Buick Signia OBD Code

OBD/2 C0697 error code description and symptoms.

Brake Switch Circuit Input Malfunction Indicates PCM did not receive a brake pedal position (BPP) input. Open or short in BPP circuit Open or short in stoplamp circuits Damaged PCM Malfunction in module(s) connected to BPP circuit. (Rear Electronic Module [REM] Windstar and LS6/LS8 or Lighting Control Module (LCM) Continental and Town Car. Damaged brake switch Misadjusted brake switch Check for proper function of stoplamps.

As long as the throttle plate remains closed, the idling speed and quality is controlled by the PCM via the idle control valve, and as can be seen from the above it should be clear that idle control on a gasoline engine is a complex affair. For instance, if the engine is started in sub-zero temperatures, the PCM will command the idling control valve to allow less air to enter the engine to enrich the air/fuel mixture to create a condition which is roughly analogous to how chokes worked on carburetted engines to control idling in cold weather.

C0697 Buick Signia Error Code Repair Process :

The rule of C0697 code when it comes to emissions-related vehicle repair is that any modification that changes the vehicle from a certified configuration to a non-certified configuration is considered tampering: this applies to both vehicle owners and repair facilities and is, therefore, a Federal offense. Replacing a catalyst with a straight pipe is one traditional example of audio single-disc cd player internal fault. Likewise, overriding the OBD C0697 error in system through the use of high-tech defeat devices or non-certified computer chips, for example, would also be considered tampering. The OBD system may, however, be repaired back to its original certified configuration with certified performance chips or appropriate aftermarket parts.

Common Causes of Buick Signia C0697 OBD2 Code

A common cause of code C0697 is the failure of Audio Single-Disc CD Player Internal Fault, but there are several other possible causes as well, such as ;

Failures of clutch motion/travel sensors.
Faulty Intake Valve Timing Control Solenoid Valve
Faulty Fuel injector
Fuel filler cap remains open or fails to close

C0697 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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C0697 Buick Signia OBD Code

C0697 Buick Signia Error Code Repair Process :

Common Causes of Buick Signia C0697 OBD2 Code

C0697 code for other Buick cars