C1807 Trouble Code

View C1807 obd/2 error code description and symptoms. C1807 engine photo

Output Shaft Speed sensor circuit intermittent failure The output shaft speed sensor signal to the PCM is irregular or interrupted.
Harness connector not properly seated Harness intermittently shorted, or open Harness connector damaged OSS sensor damaged, or not installed properly Verify harness and connector integrity Verify OSS sensor proper installation.

At this point we are assuming that the fuses and relays are good. You will need to locate the PCM/TCM and the power input signal circuit using your vehicle information source. Unplug the connector from the PCM/TCM, place the ignition switch in the ON position, and probe the appropriate circuit with the positive test lead of the DVOM.

C1807 Error Code Repair Process :

The rule of C1807 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 cylinder 3 contribution/balance fault. Likewise, overriding the OBD C1807 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.

C1807 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.

Common Causes of C1807

A common cause of code C1807 is the failure of Cylinder 3 Contribution/Balance Fault, but there are several other possible causes as well, such as ;

Camshaft Position Sensor harness is open or shorted
Faulty Air Flow Meter
Fuel Injectors circuit poor electrical connection
Fuel injectors harness is open or shorted

C1807 code for all cars

You can view according C1807 DTC for your car model. We selected several models to see obd2 solutions click and view it.

+C1807 Chevrolet Caprice 8

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

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