Dtc Index - Honda CRF450RX 2020 Owner's Manual & Competition Handbook

DTC Index

Refer to MIL Blink Pattern on page 7.
MIL blinks Function Failure
1 MAP sensor circuit malfunction
2 MAP sensor performance problem
7 ECT sensor circuit malfunction
8 TP sensor circuit malfunction
9 IAT sensor circuit malfunction
12 Injector circuit malfunction
41 GP sensor circuit malfunction
Should be serviced by your dealer, unless the owner has proper tools and is technically qualified.
The series of 12 MIL blinks cannot be checked because the engine cannot be started.
If the engine does not start, check all connector connections and/or refer to an official Honda Service
Manual (page 186) for troubleshooting of the PGM-FI symptom.
Symptom/Fail-safe function
Poor performance (driveability)
Poor performance (driveability)
Hard start at a low temperature
Poor engine acceleration
Engine operates normally
• Engine does not start
• Injector, fuel pump and ignition shut down
Engine operates normally
MIL (Malfunction Indicator Lamp)
9
Instruments & Controls