17705 - Pressure drop between turbo and throttle valve (check DV)
Possible boost leak16706 Engine Speed Sensor G28 no signal
Faulty sensor or wiring 16622/P0238/000568 - Manifold Pressure/Boost Sensor (G31): Signal too High
Possible Symptoms
* Malfunction Indicator Lamp (MIL) active
Possible Causes
* Wiring/Connector(s) from/to Manifold Pressure/Boost Sensor (G31) faulty
* Manifold Pressure/Boost Sensor (G31) faulty
Possible Solutions
* Check Wiring/Connector(s) from/to Manifold Pressure/Boost Sensor (G31)
* Check Manifold Pressure/Boost Sensor (G31)
16395 P0011 035 - 'A' Camshaft Position (Bank 1) Timing Over-Advanced or System Performance sporadic
Could well be linked to the above 16706 Engine Speed Sensor fault 