Service bulletin NTB15053A

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

NHTSA's summary

IF YOU CONFIRM One or more of the following DTCs has set: * P0037 - HO2 HTR (B1) (Heated oxygen sensor 2 heater control circuit low) * P0038 - HO2 HTR (B1) (Heated oxygen sensor 2 heater control circuit high) * P0137 - HO2S2 (B1) (Heated oxygen sensor 2 circuit low voltage) * P0138 - HO2S2 (B1) (Heated oxygen sensor 2 circuit high voltage) * P0139 - HO2S2 (B1) (Heated oxygen sensor 2 circuit slow response) * P2096 - POST CAT FUEL TRIM SYS B1 (Post catalyst fuel trim system too leanbank 1) * P2097 - POST CAT FUEL TRIM SYS B1 (Post catalyst fuel trim system too rich bank 1) ACTION 1. Refer to step 6 in the SERVICE PROCEDURE to confirm this bulletin applies to the vehicle you are working on. If this bulletin applies: 2. Replace the rear O2 sensor. 3. Reprogram the ECM See this bulletin for further detail.

The document

• NHTSA's copy of the document (PDF)
• If that address does not open, try this one

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Electrical system, Engine, Software

Trouble codes named

P0037, P0038, P0137, P0138, P0139, P2096, P2097

Listing a model year does not mean every vehicle of it is concerned: the document says which.

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