Reference meaning
What does this code mean?
The wording below belongs to the named make and communication. Match the complete code, reporting module, model year and engine before applying it.
A code identifies a detected condition, not a part that must automatically be replaced.
Narrow by vehicle
A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.
Before replacing a part
Record codes and freeze-frame data. Check battery condition, related codes and visible wiring or hose damage. Follow the vehicle's diagnostic procedure and test results before replacing parts.
Scan worksheet →Manufacturer wording
Source wording can vary by vehicle and suffix. It is shown as written, not as a universal diagnosis.
P2002Diesel Particulate Filter Flow Resistance Monitoring Too High Level 2 Component Or System Operation Obstructed Or Blocked
P2002-00Diesel Particulate Filter (DPF) Efficiency based on Particulate Matter (PM) sensor monitoring
P2002-00Diesel particulate Filter Flow Resistance Monitoring Too High Level 2 Component or System Operation Obstructed or Blocked
Manufacturer communications
123Original wording in English
HINO
SB 26-004 2015-2020 MY COE CAC INLET HOSE Subject vehicles may experience a MIL (Malfunction Indicator Lamp) illuminated with one or more of the DTC’s (Diagnostic Trouble Codes) listed in the table below. Other symptoms may include • Abnormal noise. • Oil leakage from the CAC inlet hose. If any of these conditions are present, f…
CHEVROLET, GMC
This PI shares with Technician that a DTC may occur P2002 LZ0 After OTA Update N25-251385
JEEP
Not applicable to vehicles built for US market. Flash: Powertrain Control Module (PCM) Updates **Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must SYMPTOM: exhibit/set the following Diagnostic Trouble Code (DTC): ● P2002 - Diesel Particulate Filter Flow Resistance Monitoring Too High …
JEEP
Not applicable to vehicles built for US market. Catalytic Converter Replacement Warranty Extension XY1 Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set the following Diagnostic Trouble Code (DTC): ● P2002-00 - Diesel Particulate Filter Flow Resistance Monitoring Too High …
Check vehicle applicability
319A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.
Can I keep driving?
A code alone cannot establish whether driving is safe. A flashing malfunction light, severe shaking, overheating, oil-pressure warning or loss of braking or steering needs prompt attention. Stop in a safe place and seek assistance when control or engine safety is affected. Follow the vehicle handbook.