JEEP

18-084-24

Manufacturer communications

Publication date: 2024-11-13
Received by NHTSA: 2024-11-18
NHTSA record numbers: 11010635

Manufacturer summary

Original wording in English

"Flash: Powertrain Control Module (PCM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs):
• P018B-00 - Fuel Pressure Sensor ""B"" Circuit Range/performance.
• P1CEA-00 - Boost Side Evap Purge System Performance.
• P06DD-00 - Engine Oil Pressure Control Circuit Performance/stuck Off. The following software update is also available:
• Poor AC performance in hot ambient temperatures.
• Engine speed display improvement for tachometer on the Instrument Panel Cluster (IPC) - smoother tachometer display (previous was too active).
• Prevent false fails with MIL on. This bulletin involves reprogramming the PCM with the latest available software."

NHTSA manufacturer communications ↗

Reported code forms

P018B P06DD P1CEA

Manufacturer wording

Source wording can vary by vehicle and suffix. It is shown as written, not as a universal diagnosis.

JeepP018B-00

Fuel Pressure Sensor ""B"" Circuit Range/performance

NHTSA 11010257 · NHTSA 11010635

JeepP06DD-00

Engine Oil Pressure Control Circuit Performance/stuck Off

NHTSA 11010257 · NHTSA 11010635 · NHTSA 11030228

JeepP1CEA-00

Boost Side Evap Purge System Performance

NHTSA 11010257 · NHTSA 11010635

Check vehicle applicability

A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.

Make	Model	Model year
Jeep	GRAND WAGONEER	2024
Jeep	WAGONEER	2024

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