C3897 Volvo Xc70 Ii OBD Code

OBD/2 C3897 error code description and symptoms.

Engine Coolant Temperature (ECT) Circuit High Input Indicates the sensor signal is greater than Self-Test maximum. The ECT sensor maximum is 4.6 volts or -50 C (-58 F). Note on some vehicles that are not equipped with an ECT sensor, CHT can be used and can set this DTC. Open circuit in harness Sensor signal short to power Damaged PCM Improper harness connection Damaged sensor ECT V PID reading greater than 4.6 volts with key ON and engine OFF or during any engine operating mode indicates a hard fault.

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.

C3897 Volvo Xc70 Ii Error Code Repair Process :

For reference voltage out of range (+5 v) check engine light is perhaps the most troubling of lights because it could mean so many different things, from you didn't screw the gas cap on tightly enough to look out for pistons flying through the hood and into the stratosphere. The easiest way to find out what this light is telling you is to hook your vehicle up to a scan tool. C3897 error code diagnostic tool looks a little like an oversized calculator and plugs into a communication port inside the car. After you instruct it to perform the scan, it speaks reference voltage out of range (+5 v) with your car's computers to find out exactly what's prompting the light to turn on.

Common Causes of Volvo Xc70 Ii C3897 OBD2 Code

A common cause of code C3897 is the failure of Reference Voltage Out of Range (+5 v), but there are several other possible causes as well, such as ;

Engine Control Module (ECM)
Faulty ignition coil (s)
Ignition misfiring
Internal electrical failures in actuator motors/solenoids.

C3897 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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C3897 Volvo Xc70 Ii OBD Code

C3897 Volvo Xc70 Ii Error Code Repair Process :

Common Causes of Volvo Xc70 Ii C3897 OBD2 Code

C3897 code for other Volvo cars