No. 2301

Service Bulletin Details

Public Details for: No. 2301

Advanced technical information information for the macan bank system too lean: P0171(4)00 (v6)


- 2023 - 2022 -

1
Bulletin #: 2301
Advanced Technical Information
Part ID: 1750
95B – Macan Bank System Too Lean: P0171(4)00 (V6)
Vehicles Affected
Models
Model Year
Model Type
VIN Range
Vehicle-Specific Equipment
Macan
2022 - 2023
S/ GTS
n/a
n/a
Revision History
Revision
Release Date
Changes
0
February 8, 2023
Original document
Condition
Check Engine light due to fault code “P0171(4)00_0041AB(083): Fuel Trim, Bank 1(2) System Too Lean”
Technical Background
Please diagnose the aforementioned condition(s) in accordance with Guided Fault Finding. If no assignable cause
is identifiable or if the problem persists please discontinue further repair attempts, as this diagnostic fault is
presently under investigation.
Service Information
1.
2.
3.
Please ensure the vehicle has the latest software installed. (TI 23/22)
Please follow the instructions from Guided Fault Finding to either identify or rule out any hardware issues.
If the issue persists, please do not proceed further as this topic is still under investigation.
Warranty
As always, please document the repair completely in PQIS.
For this repair, please code the “cause” as follows:
Cause location:
90255 Check Engine
Cause symptom:
4043 Continuously Lit
AfterSales
Feb 8, 2023
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Bulletin #: 2301
Advanced Technical Information
Part ID: 1750
1
Search Items
Macan, fuel/air, lean, mixture, GTS, ratio
Important Notice: Technical Bulletins issued by Porsche Cars North America, Inc. are intended only for use by professional automotive technicians who have attended Porsche service training courses. They are
written to inform those technicians of conditions that may occur on some Porsche vehicles, or to provide information that could assist in the proper servicing of a vehicle. Porsche special tools may be necessary in
order to perform certain operations identified in these bulletins. Use of tools and procedures other than those Porsche recommends in these bulletins may be detrimental to the safe operation of your vehicle, and
may endanger the people working on it. Properly trained Porsche technicians have the equipment, tools, safety instructions, and know-how to do the job properly and safely. Part numbers listed in these bulletins
are for reference only. The work procedures updated electronically in the Porsche PIWIS diagnostic and testing device take precedence and, in the event of a discrepancy, the work procedures in the PIWIS Tester
are the ones that must be followed.
A16717
©2023 Porsche Cars North America, Inc.
AfterSales
Feb 8, 2023
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