Volvo All Engines (2017 Emissions) Fault Code: P268300 PID: EMS Engine Coolant Bypass Valve Control Circuit High

Volvo All Engines (2017 Emissions) Fault Code: P268300 PID: EMS Engine Coolant Bypass Valve Control Circuit High

Conditions for diagnostic trouble code (DTC)
Short circuit to voltage supply, signal wire

Probable cause
1) Connector
2) Wiring harness
3) Engine Coolant Bypass Valve “A” Control
4) Engine control module (ECM)