Possible causes – Faulty Exhaust Back Pressure Valve– Exhaust Back Pressure Valve harness is open or shorted– Exhaust Back Pressure Valve circuit poor electrical connection Tech notes Check the Exhaust Back Pressure Valve (EBPV) butterfly valve is opening and closing
Possible causes – Faulty Exhaust Back Pressure Valve– Exhaust Back Pressure Valve harness is open or shorted– Exhaust Back Pressure Valve circuit poor electrical connection Tech notes Check the Exhaust Back Pressure Valve (EBPV) butterfly valve is opening and closing
Possible causes – Faulty Exhaust Back Pressure Valve– Exhaust Back Pressure Valve harness is open or shorted– Exhaust Back Pressure Valve circuit poor electrical connection Tech notes Check the Exhaust Back Pressure Valve (EBPV) butterfly valve is opening and closing