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Sebastian Vizcarra
Sebastian Vizcarra, Porsche Meister Tech
Category: Porsche
Satisfied Customers: 350
Experience:  Porsche Factory Certified Master Technician
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DID 2001 PORSCHE 911 966 CATALYTIC CONVERTER CAN CAUSE CODE

Customer Question

DID 2001 PORSCHE 911 966 CATALYTIC CONVERTER CAN CAUSE CODE P0410 SECONDARY AIR SYS BANK1 P1411 SECONDARY AIR SYS BANK2 ?
JA: Has the vehicle been "scoped out"?
Customer: THE VEHICLE HAVE ALL ORIGINAL FACTORY EQUIPMENT NOTHING WAS CHANGED BUT WE HAVE P1411 AND P 1410
JA: Are you fixing your 911 yourself? What have you tried so far?
Customer: THE CATALYTIC CONVERTERS ARE TOTALLY WORN OUT , AND MAKING RATTLING NOISE
JA: Anything else you want the mechanic to know before I connect you?
Customer: THE AIR INJECTION PUMP MOTOR DRAW A LOT OF AMPS
Submitted: 5 months ago.
Category: Porsche
Customer: replied 5 months ago.
Posted by JustAnswer at customer's request) Hello. I would like to request the following Expert Service(s) from you: Live Phone Call. Let me know if you need more information, or send me the service offer(s) so we can proceed.
Expert:  Chad Farhat replied 5 months ago.

Hi, I'm Chad. Welcome to JustAnswer. I'm reviewing your question and I will be posting your reply ASAP.

Expert:  Chad Farhat replied 5 months ago.

Hey how are you

Please click on link to view diagrams and perform the Troubleshoot steps

are you changing the cats or not :)

DTC P410

P0410 Secondary Air Injection System, Bank 1 - Below Limit Diagnostic conditions - Intake air temperature 4.5 - 60 °C (40 - 140 °F) - Engine temperature 4.5 - 102 °C (40 - 216 °F) - Mass air flow 36 - 150 kg/h - Engine starting temperature less than 42 °C (108 °F) - Altitude correction factor greater than 0.75 - Oxygen sensors 1 and 2 ahead of TWC are ready for operation - The secondary air injection pump is switched on - Diagnosis has not yet taken place during this cycle Possible cause of fault - Electrical fault in power supply or line between relay and secondary air injection pump - Secondary air injection pump relay mechanically faulty - Mechanical fault in electrical secondary air valve - Pneumatic secondary air valve faulty/sluggish - Electrical fault in secondary air injection pump - Mechanical fault in secondary air injection pump or secondary air injection pump blocked - Vacuum system leaking - Air hose to secondary air injection pump slipped off or constricted Affected terminals - Secondary air injection pump relay pin 5 to secondary air injection pump pin 1 - Power supply for secondary air injection pump relay pin 3 - Ground supply line for secondary air injection pump pin 2 Diagnosis/troubleshooting NOTE: - The secondary air volume is measured using the oxygen sensors. This is done by recording the oxygen injected into the exhaust gas via the secondary air injection pumps and comparing the recorded value to a limit value. - Secondary air diagnosis can be activated with the Porsche System Tester 2 in the "Short test" menu.

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Part 1

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Part 2

996 Turbo vacuum system

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