P1722 on Jaguar

Estimated vehicle speed signal fault in a Nissan automatic or CVT; a different stall speed fault on Jaguar

Severity: Severity not verified — if the car runs badly, have it inspected

Owners report limp mode and CVT replacement with this code, but we found no source that sets a safe driving limit.

It gets more serious if:

Inspect soon: The vehicle drops into limp mode, will not move well, or shifts harshly.

Source: how we rate severity

This page covers only what differs on Jaguar. For what P1722 means, the ranked causes and the test order, see the P1722 guide.

What's different on Jaguar

Jaguar

1998 · XK
Possible — needs testing
A 1998 XK8 readout lists P1722 as stall speed with P0734 and a replacement transmission quote.

Sources and review

NHTSA complaint 686055: 1998 Jaguar XK8, P1722 and P0734 — NHTSA (owner complaint)
NHTSA complaint 1466797: 2012 Nissan Sentra, P0744, P1722, P1788 — NHTSA (owner complaint)
NHTSA complaint 942657: 2003 Nissan Murano, P1722 — NHTSA (owner complaint)
NHTSA complaint 1466478: 2012 Nissan Sentra, P1722, P0744, P1778 — NHTSA (owner complaint)

Last reviewed: October 16, 2026
Written by: Saurabh K.
Editorial review: Pending
Technician review: Technician review pending

This page explains what a code usually means; it is not a substitute for a professional inspection. How we source and review · Report an error