U1424 on Jeep

On Chrysler, Dodge, Jeep and Ram vehicles, U1424 means a module received an implausible engine torque signal

Severity: Inspect soon

Owners report the throttle light, power loss and engine shutoffs at highway speed with this code, so drive power can cut out.

It gets more serious if:

Stop: Stop if the engine shuts off, surges or loses power while driving: pull over safely and arrange a tow.

This page covers only what differs on Jeep. For what U1424 means, the ranked causes and the test order, see the U1424 guide.

2014–2016 · Cherokee
Supported by vehicle data
FCA flashes the PCM for U1424 on Cherokees; a 2015 owner saw it return after recall flashes.
2016 · Wrangler
Supported by vehicle data
FCA lists U1424 in a PCM flash bulletin.

18-035-16 REV.AStatus unverified
Flash: powertrain diagnostic and system improvements, U1424
2015cherokee · issued June 22, 2016 · NHTSA 10074933
PCM reprogramming for MIL with U1424 and other codes. Only the NHTSA summary was read.
We couldn't confirm whether this bulletin is still current, so it doesn't count as confirmation.
18-090-16Status unverified
Flash: powertrain diagnostic and system enhancements, U1424
2016wrangler · NHTSA 10121706
PCM reprogramming that lists U1424. Only the NHTSA summary was read.
We couldn't confirm whether this bulletin is still current, so it doesn't count as confirmation.

FCA 18-035-16 Rev. A (NHTSA 10074933): PCM flash, 2015 Cherokee, DTC U1424 implausible engine torque signal received — NHTSA (manufacturer communication)
NHTSA complaint ODI 10733536: 2015 Jeep Cherokee — NHTSA (owner complaint)
NHTSA complaint ODI 10706492: 2011 Dodge Caliber — NHTSA (owner complaint)
NHTSA complaint ODI 11076602: 2014 Ram 1500 — NHTSA (owner complaint)

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