Home18-043-26 · JEEP
JEEP

18-043-26

Manufacturer communications

Publication date
2026-03-21
Received by NHTSA
2026-03-25
NHTSA record numbers
11030228 · 11030253

Multiple filings of the same bulletin are grouped here; original record numbers remain available.

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 SYMPTOM: exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs):
• **P0111-00 - Intake Air Temperature Sensor 1 Circuit Range Performance Bank 1. (In Active or Stored status)
• P0071-00 - Ambient Air Temperature Sensor Performance. (In Active or Stored status)
• P0072-00 - Ambient Air Temperature Sensor Circuit "A" Low. (In Active or Stored status)
• P0073-00 - Ambient Air Temperature Sensor Circuit "A" High. (In Active or Stored status)
• P0011-00 - Bank 1 Camshaft 1 Position Timing Over Advanced Or. (In Active or Stored status)
• P25E4-00 - B Camshaft Position - Unable To Achieve Locked Position Bank 1. (In Active or Stored status)
• P06DD-00 - Engine Oil Pressure Control Circuit Performance/stuck Off. (In Active or Stored status)
• P05BD-00 - Stop-Start Mode Switch Range/Performance. (In Active or Stored status)
• P0116-00 - Engine Coolant Temperature Sensor 1 Performance. (In Active or Stored status)
• P062B-00 - Internal Control Module Fuel Injector Control Performance. (In Active or Stored status)
• P018B-00 - Fuel Pressure Sensor "B" Circuit Range/Performance. (In Active or Stored status)**
• U0104-00 - Lost Communication With Cruise Control Module. (NA Market Only)**(In Active or Stored status)**
• U0405-00 - Invalid Data Received From Cruise Control Module. (NA Market Only)**(In Active or Stored status)**
• P018B-00 - Fuel Pressure Sensor "B" Circuit Range/Performance. **(In Active or Stored status)**
• P00C6-00 - Fuel Rail Pressure Too Low - Engine Cranking Bank 1. **(In Active or Stored status)**
• P06DD-00 - Engine Oil Pressure Control Circuit Performance/Stuck Off. **(In Active or Stored status)**
• P0461-00 - Fuel Level Sensor "A" Circuit Range/Performance. **(In Active or Stored status)**
• P2C90-00 - Crankcase Ventilation System - Hose "A" Disconnected. **(In Active or Stored status)**
• P0604

NHTSA manufacturer communications ↗

Reported code forms

Manufacturer wording

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

JeepP00C6-00
Fuel Rail Pressure Too Low - Engine Cranking Bank 1

NHTSA 11030228

JeepP018B-00
Fuel Pressure Sensor "B" Circuit Range/Performance

NHTSA 11030228

Check vehicle applicability

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

MakeModelModel year
JeepGRAND WAGONEER2023
JeepWAGONEER2023

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