98 Boxster - Multiple Codes P1130,P1531,P0446,1124,P1126

[JFP in PA]

Originally Posted by AK986

Hi everyone,

I need your expert advice and guidance in figuring out the main issue with my Porsche Boxster.

Modes - 986 Boxster
Year - 1998
Milages - 38,000

Current projects - Competed
* Mass Air flow sensor cleaned
* Throttle body cleaned
* Changed bank 1 & bank 2 O2 sensor after the Catalytic convertor.

I have the following codes on the car. I'm not sure what this main issue is. I need your advice to where to start.

Codes - P0446,P1124,P1126,P1130, & P1531

Thanks!

P 0446 EVAP cannister purge valve below limit, purge air line blocked.
P 1124 & 1126 Fuel air mixture too lean (both banks), possible intake air leak
P 1130 Overly lean condition, intake leak
P 1531 cam timing active, but no positive position (it isn't working) bank 1