P0700 on Honda vehicles The transmission control module is asking for the warning light — the real code is stored on its side
P0700 is named on 8 Honda model years (2016–2025): 16 manufacturer filings and 2 owner reports in NHTSA’s files, across Accord, CR-V, Passport, Pilot.
Which Honda model years name P0700
Source: NHTSA manufacturer communications and complaints| Model year | Filed under | Bulletins | Owner reports |
|---|---|---|---|
| 2023 Honda Accord | Engine | 4 | — |
| 2023 Honda CR-V | Engine | 4 | — |
| 2024 Honda Accord | Engine | 3 | — |
| 2024 Honda CR-V | Engine | 3 | — |
| 2025 Honda Accord | Engine | 1 | — |
| 2025 Honda CR-V | Engine | 1 | — |
| 2022 Honda Passport | Power Train | — | 1 |
| 2016 Honda Pilot | Power Train | — | 1 |
A model year is listed because the code is named in its own record — a bulletin filed against it, or an owner’s complaint about it — not because every one of these vehicles sets it. Counts are documents in NHTSA’s files, not failure rates.
Honda filings that name P0700
Source: NHTSA manufacturer communicationsBulletins and campaigns Honda filed with NHTSA whose summary names P0700. Quote the document number at the service desk — it is a diagnosis the maker has already written down.
- AATS231201 Service bulletin2023-12-12 · Power Train — Automatic Transmission — Control Module (Tcm/Pcm/Tecm)
- Techline - If you have a customer with a CR-V Hybrid/Accord Hybrid with DTC P0700 (Transmission Control System MIL Request) and check engine light is illuminated), they may notice a slight vibration (misfire) from the engine.
- A25-017 Service bulletin2025-01-27 · Engine
- Service Bulletin - A slight engine vibration and the Malfunction Indicator Lamp (MIL) is ON with DTC P0700 (Transmission Control System MIL Request) set during start-up in below freezing temperatures.
- A25-044 Service bulletin2025-07-08 · Engine
- Service Bulletin - The engine runs rough and makes a rattling noise, accompanied by DTC P0134 or P0135 due to a possible fuel injector leak causing a rich air/fuel (A/F) mixture that fouls the spark plug(s) and causing the PCM to misread the A/F sensor heater resistance. Other DTCs may also include: P0700, P0300, P219C, P219D, P219E, P219F, P0172.
- A25-017 Service bulletin2026-06-23 · Engine
- Service Bulletin - A slight engine vibration and the Malfunction Indicator Lamp (MIL) is ON with DTC P0700 (Transmission Control System MIL Request) set during start-up in below freezing temperatures.
What P0700 means
Source: SAE J2012 / OBD-IIThe transmission control module is asking for the warning light — the real code is stored on its side.
A stored code names the test that failed, never the part that caused it. The record above is what Honda and its owners have filed about it; the code’s page across every make has the whole file.
Common questions
Source: NHTSA files and the OBD-II standardIs P0700 a known problem on Honda vehicles?
It is a documented one: NHTSA's files hold 16 manufacturer filings and 2 owner reports naming P0700 on 8 Honda model years (2016–2025). Whether it is a problem on one particular car is a diagnosis, not a count — but a bulletin that names the code on your model year is the place to start.
Which Honda models does P0700 appear on most?
2023 Accord (4 documents), 2023 CR-V (4 documents), 2024 Accord (3 documents).
Does P0700 on a Honda mean it is recalled?
No. Recalls are filed by campaign and matched by VIN; no recall is triggered by a scan tool. Check the VIN at nhtsa.gov/recalls, or open the model year's page here for the campaigns filed against it.