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Diagnostic knowledge / P062B — Engine control module (ECM), fuel injector control - performance problem
P062B

Engine control module (ECM), fuel injector control - performance problem

P062B is described as “Engine control module (ECM), fuel injector control - performance problem” in the Generic OBD2 reference. Other reference families are shown below; select the scope relevant to your vehicle.

Manufacturer reference family

GM: P062B

en

Control Module Fuel Injector Control Performance Internal Checksum Error; Control Module Fuel Injector Control Performance General Memory Malfunction; Control Module Fuel Injector Control Performance Special Memory Malfunction; Control Module Fuel Injector Control Performance RAM Malfunction; Control Module Fuel Injector Control Performance ROM Malfunction; Control Module Fuel Injector Control Performance EEPROM Performance/Malfunction; Control Module Fuel Injector Control Performance Supervision Software Malfunction; Control Module Fuel Injector Control Performance Internal Malfunction; Control Module Fuel Injector Control Performance Incorrect Component Installed; Control Module Fuel Injector Control Performance Self-Test Malfunction; Control Module Fuel Injector Control Performance Internal Communication Malfunction; Control Module Fuel Injector Control Performance Malfunction; Control Module Fuel Injector Control Performance Malfunction; Control Module Fuel Injector Control Performance Malfunction; Control Module Fuel Injector Control Performance Malfunction; Fuel Injection Small Quantity Not Learned; Control Module Fuel Injector Control Performance Malfunction; Control Module Fuel Injector Control Performance; Control Module Fuel Injector Control Performance Protection Time-Out; Control Module Fuel Injector Control Performance Not Plausible; Control Module Fuel Injector Control Performance Malfunction

Reference namespace
gm
Source revision
legacy-oem-dtc-r2-20260924

Reference family assigned by the production catalog. An entry in this family is not proof of a fault or ECU support on every listed vehicle.

Manufacturer reference family

ISUZU: P062B

en

PCM fuel injection control module performance error

Reference namespace
isuzu
Source revision
legacy-oem-dtc-r2-20260924

Reference family assigned by the production catalog. An entry in this family is not proof of a fault or ECU support on every listed vehicle.

Related catalog brands: ISUZU.

1 profiles assigned this reference family
Generic OBD2

Generic OBD2: P062B

en

Engine control module (ECM), fuel injector control - performance problem

Reference namespace
obd2
Source revision
legacy-2.2.20

Generic OBD2 definition; confirm the protocol and vehicle-specific service information.

Manufacturer reference family

Dacia / Renault: P062B

ru

Электронный блок управления (ECU) - неиправность C-001

Reference namespace
renault
Source revision
legacy-oem-dtc-r2-20260924

Reference family assigned by the production catalog. An entry in this family is not proof of a fault or ECU support on every listed vehicle.

Related catalog brands: Dacia, Renault.

170 profiles assigned this reference family

146 more related profiles are listed in the vehicle directory.

What should I check before using this definition?

Keep the full code, module, status and freeze-frame data. Confirm the vehicle’s make, model, year and current manufacturer service information before choosing a repair. This entry does not identify a failed part by itself.

Organize a scan report or recording
Source and applicability

OBD Lens production library legacy-owner-2026-10-09-v81. This is a scoped technical reference, not a scan of your car. A catalog relationship does not certify that every ECU, year or engine returns the same signal or code definition.

Read the reference method

OBD Lens reference library · catalog legacy-owner-2026-10-09-v81. Sources and scope