Home18-040-26 · JEEP
JEEP

18-040-26

Manufacturer communications

Publication date
2026-03-21
Received by NHTSA
2026-03-25
NHTSA record numbers
11030225 · 11030250

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).
• P0604-00 - Internal Control Module Random Access Memory RAM Error (In Active or Stored status).
• P060C-00 - Internal Control Module Main Processor Performance (In Active or Stored status).
• U0104-00 - Lost Communication With Cruise Control Module **(In Active or Stored status)**. **Customers may also comment on the following:**
• **Oil Level High Warning in the Instrument Panel Cluster (IPC).** This bulletin involves reprogramming the PCM with the latest available software.

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.

JeepU0104-00
Lost Communication With Cruise Control Module **(In Active or Stored status)

NHTSA 11030225

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 WAGONEER2022
JeepWAGONEER2022

Data coverage →