Here are some questions and answers about our "RACING MONITOR RM-07" & "Water Temperature Gauge WTM".
Q：The display is incorrect.
【Possible Causes】
• The OBD2 connector was inserted while the engine off.
• The battery was changed or the minus terminal was disconnected.
【Possible Solutions】
Disconnect the OBD2 connector and recconnect it while the engine is on.
