Check Code 23

WARNING: This page is about a different car, the 2007 Mazda MX-5 Miata. However, it is still accessible from the selected car via links, so may be relevant.

CHECK CODE 23

Check code 23
INSPECTION CONDITION	DISPLAY	ACTION
After selecting check code 23, wait approx. 2 s.	Courtesy of MAZDA MOTORS CORP.	The fuel gauge indicates status in the following order approx. every 2 s. F --> 1/2 --> E --> F (fixed)	The fuel gauge is normal.
	Courtesy of MAZDA MOTORS CORP.	Except above	Replace the instrument cluster.
	Courtesy of MAZDA MOTORS CORP.	Replace the instrument cluster.