P0270

P0270

Cayenne V8 - Injection Valve On Cylinder 4 - Open Circuit

Diagnostic conditions
- Engine running
- Battery positive voltage greater than 8 V

Possible cause of fault
- Short circuit to ground in control line of injection valve
- DME control module faulty

Affected terminals
DME control module plug A, pin 24, and pin 2 of injection valve

Diagnosis/troubleshooting

NOTE: Connection KE 7 is located on the bottom of the radiator tank E-box.







Cayenne V6 - injection valve on cylinder 4 - open circuit

Diagnostic conditions
- Engine running
- Battery positive voltage greater than 8 V

Possible cause of fault
- Short circuit to ground in control line of injection valve
- DME control module faulty

Affected terminals
DME control module plug B, pin 113, and pin 2 of injection valve

Diagnosis/troubleshooting

NOTE: Connection KE 7 is located on the bottom of the radiator tank E-box.