# NTSB Accident WPR17LA164
> **PIPER PA 28R-180** · 2017-07-23 · San Jose, CA, USA · NONE
## Event
- **NTSB number:** WPR17LA164
- **Event ID:** 20170724X10817
- **Type:** Accident
- **Date:** 2017-07-23
- **Location:** San Jose, CA, USA
- **Coordinates:** 37.33361, -121.821113
## Injuries
- **Highest injury:** NONE
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 1
- **Total aboard:** 1
## Aircraft
- **Make:** PIPER
- **Model:** PA 28R-180
- **Registration:** N4594J
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

Maintenance personnel's incorrect installation of the aileron control cables and subsequent failure to verify proper aileron functionality following the maintenance, which resulted in roll control that was opposite of that commanded by the pilot, and the pilot's inadequate preflight inspection, during which he did not verify that the aileron movement matched the control yoke input.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=WPR17LA164) · AI Analytics · CC0 1.0*