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Powertrain

P0046

Code meaning and manufacturer information

OBD-II / DTC

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.

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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.

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Manufacturer wording

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

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Manufacturer communications

14

Original wording in English

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167-B2608-1 ↗

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…

SSM 53328 ↗

FORD

Some 2020-2022 F-Super Duty vehicles equipped with a 6.7L engine may exhibit an illuminated malfunction indicator lamp (MIL), lack of power, and/or excessive turbo noise during operation, with diagnostic trouble codes (DTC) P003A, P0045, P0046, P0047, P0048, P0234, P0237, P0238, P0299, P132A, P226C, P2263, P2564, P2565, P2598, P…

SSM 51150 ↗

FORD

Some 2020-2022 F-Super Duty vehicles equipped with a 6.7L engine may exhibit an illuminated malfunction indicator lamp (MIL), lack of power, and/or excessive turbo noise during operation, with diagnostic trouble codes (DTC) P003A, P0045, P0046, P0047, P0048, P0234, P0237, P0238, P132A, P2564, P2565, P2598, P259E, and/or P259F st…

0900522REVA ↗

RAM

Cummins 6.7L Turbocharger Actuator - X99 Warranty Extension This bulletin involves replacing the turbocharger actuator. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technicianmay find that one or more of the following DTCs have been set: U010C - Lost Communication With …

Check vehicle applicability

47

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

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MakeModelModel year
ChevroletCOLORADO ↗2019
ChevroletSILVERADO 1500 ↗2018
ChevroletSILVERADO 2500 ↗2018
ChevroletSILVERADO 3500 ↗2018
FordF-250 SD ↗2022
FordF-250 SD ↗2021
FordF-250 SD ↗2020
FordF-350 SD ↗2022

Code meaning and manufacturer information

Original wording in English · Historical directory labels; manufacturer applicability has not been established for every entry.

Turbo/Super Charger Boost Control Solenoid Circuit Range/Performance

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.