Firmware-specific code 1B-01
Code 1B-01 is one the ECU can store on the 2003-2022 CBR600RR, but what it means is not established in the current research.
- Manufacturer
- Honda
- Platform
- PGM-FI (Keihin, Renesas M32R)
- Models
- CBR600RR
- Years
- 2003-2022
- Subsystem
- Not identified in the current research
- Hex
- 0x1B01
Tentative. Tentative: this code is real, but its meaning is not known. No cause or repair action should be inferred from this page.
What it means
This is a real code: it is in the list of faults this ECU can report. What it stands for, however, is not known. The research has not tied this code to a specific sensor or system, so no meaning, cause, or fix is claimed here. It is listed so the code can be looked up honestly instead of guessed at.
Conditions
Detection conditions
- This code is present in the firmware, but the condition that sets it is not known.
Sets the fault when
- Not established in the research.
Clears the fault when
- Fix the underlying problem, then clear the stored codes with a diagnostic tool or the manufacturer’s reset procedure. If the fault is still present, the code returns the next time the ECU detects it.
Symptoms & likely causes
Possible symptoms
- FI (check-engine) light on (any stored code lights it)
Likely causes
Not listed: the system behind this code is unconfirmed, so no cause list is offered.
Diagnostic guidance
No specific guidance is offered here because the system behind this code is not confirmed. Read the full set of stored codes with a diagnostic tool and work from the symptoms; do not assume a system from the number alone.
Sources
Every technical claim on this page traces to the research below. Source labels are sanitized; no local research paths are exposed.
- firmware
2003-2004 Honda CBR600RR ECU firmware
Factory PGM-FI engine control firmware for the 2003-2004 CBR600RR.
- firmware
2005-2006 Honda CBR600RR ECU firmware
Factory PGM-FI firmware for the 2005-2006 CBR600RR. Primary source of truth.
- firmware
2007-2012 Honda CBR600RR ECU firmware
Factory PGM-FI firmware for the 2007-2012 CBR600RR.
- firmware
2013-2022 Honda CBR600RR ECU firmware
Factory PGM-FI firmware for the 2013-2022 CBR600RR.
- analysis
Firmware fault-code table extraction
Reads the list of codes the ECU can store directly out of each firmware.
- analysis
Cross-generation Honda DTC comparison (2003-2022)
Which codes appear in each CBR600RR ECU firmware generation.