Recall 18V318 covers 3 2018 Porsche Macan and Macan S vehicles with a control-unit defect. Repair is free at any franchised Porsche dealer.
Porsche is recalling 3 2018 Macan and Macan S vehicles because a control unit can fail and prevent safety-related functions, including driver display alerts, drivability support, and post-crash functions. Control-unit failure can increase the risk of a crash, and Porsche dealers will complete the free repair.
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What's wrong?
The gateway control unit in affected 2018 Porsche Macan and Macan S vehicles is an electronic traffic manager. It passes messages between vehicle systems so driver alerts, drivability functions, and post-crash functions receive the signals they need.
Inside the unit, terminating resistors help electrical communication stay stable at the ends of a circuit. The recalled units were built with improper soldering at those resistors. A weak solder joint can interrupt communication through the control unit, which can stop safety-related alerts from showing and interfere with normal vehicle operation.
Owners will see various error messages in the instrument cluster before the control unit fails. Treat those messages as the warning sign and have a Porsche dealer check whether the VIN is included.
Who's affected?
Both Macan versions share the same electrical system component for this recall.
| 2018 Porsche Macan | electrical system |
|---|---|
| 2018 Porsche Macan S | electrical system |
| Units affected | 3 |
| Field incidents | NHTSA has logged no field incidents to date. |
A matching year and model does not guarantee inclusion. Check your VIN to confirm whether this recall applies to your specific SUV.
What's the safety risk?
Control unit failure raises the risk of a crash. Various error messages in the instrument cluster are the warning sign. If those messages appear, drive cautiously, avoid unnecessary trips, and schedule the repair soon. Repair is free at any franchised Porsche dealer.
What should I do?
- Check your VIN to confirm your 2018 Porsche Macan or Macan S is included in this recall.
- Contact a franchised Porsche dealer to schedule the free control-unit replacement that restores safety-related driver alerts, drivability support, and post-crash functions.
- Bring the recall notice if Porsche mailed one. If not, reference recall number 18V318 when you call.
- Avoid delaying the repair; a failed control unit increases crash risk.
What happens at the repair
At the dealer, a Porsche technician replaces the affected control unit, the module tied to driver display alerts, drivability, and post-crash functions. The recall repair is free, with parts and labor covered. Porsche did not create a separate reimbursement program because the affected vehicles were covered under warranty. If you already paid for related control-unit work, ask the Porsche service desk how the warranty applies to your prior repair paperwork.
| Reimbursement | Warranty coverage applies |
|---|
Timeline
| May 16, 2018 | NHTSA published the recall |
|---|---|
| July 27, 2018 | Owner notification mailed |
Frequently asked questions
What is recall 18V318?
Recall 18V318 covers 3 2018 Porsche Macan and Macan S vehicles with a control unit that can fail. The failure can stop safety-related functions such as driver display alerts and impair drivability and post-crash functions, increasing crash risk. Porsche dealers will replace the affected control unit for free.
What should I do if my 2018 Porsche Macan or Macan S is on this recall?
Check your VIN to confirm your specific vehicle is included in recall 18V318. If it is, contact a franchised Porsche dealer to schedule the control unit replacement. Reference recall number 18V318 and Porsche recall number AJ05 when you call. The dealer repair is free.
Is the recall repair free?
Yes. Federal recall law requires the manufacturer to repair the defect at no cost. Porsche dealers will replace the affected control unit free of charge for included 2018 Macan and Macan S vehicles.
What is the safety risk?
The safety risk is loss of key control unit functions. If the unit fails, safety-related alerts, drivability functions, and post-crash functions can stop working, increasing crash risk. If your VIN is included, schedule the free control unit replacement with a Porsche dealer.
What if I bought my Porsche Macan used?
The free recall repair still applies. Recall coverage follows the vehicle, not the original owner. Check your VIN to confirm whether your 2018 Macan or Macan S is included, then call a franchised Porsche dealer and reference recall 18V318.
More information
| NHTSA campaign page | nhtsa.gov/vehicle-recalls/18V318000 |
|---|---|
| Porsche customer service | 1-800-767-7243 |
| NHTSA recall # | 18V318 |
| NHTSA recall # (full) | 18V318000 |
Source documents
-
Download Recall Document (PDF) (PDF) - Download Misc. Document (PDF)
- Download Recall Document (PDF) (PDF)
- Download Recall Investigation Document (PDF) (PDF)
- Download Owner Notification Letter (PDF)
- Download Recall Report (PDF)
- Download Quarterly Report (PDF)
- Download Recall Acknowledgement (PDF)
This article is generated from NHTSA's primary recall filings and reviewed against the source on May 25, 2026. RecallNotify does not paraphrase NHTSA's consequence language; that text is reproduced as written above. Editorial standards →