DTC U2101:00 [FORWARD SENSING CAMERA (FSC)]

2016 – MX-5 – i-ACTIVSENSE

Description	Forward sensing camera (FSC) configuration error
Detection condition	Detects that forward sensing camera (FSC) has unsupported configuration data.
Fail-safe	Inhibits the lane departure warning system (LDWS). Inhibits the high beam control (HBC) system.
Possible cause	Forward sensing camera (FSC) configuration error Forward sensing camera (FSC) malfunction
System wiring diagram	Not applicable

Diagnostic Procedure

Step	Inspection		Action
1	PERFORM FORWARD SENSING CAMERA (FSC) CONFIGURATION (USING AS-BUILT DATA) Using the M-MDS, perform the forward sensing camera (FSC) configuration (using As-Built data). (See FORWARD SENSING CAMERA (FSC) CONFIGURATION (USING AS-BUILT DATA).) Clear the DTC for the forward sensing camera (FSC) using the M-MDS. (See CLEARING DTC [FORWARD SENSING CAMERA (FSC)].) Retrieve the forward sensing camera (FSC) DTCs using the M-MDS. (See DTC INSPECTION [FORWARD SENSING CAMERA (FSC)].) Is the same DTC displayed?	Yes	Using the M-MDS, perform the forward sensing camera (FSC) configuration (using As-Built data) again, then go to the next step. (See FORWARD SENSING CAMERA (FSC) CONFIGURATION (USING AS-BUILT DATA).)
		No	Go to Step 3.
2	VERIFY THAT REPAIRS HAVE BEEN COMPLETED Clear the DTC for the forward sensing camera (FSC) using the M-MDS. (See CLEARING DTC [FORWARD SENSING CAMERA (FSC)].) Retrieve the forward sensing camera (FSC) DTCs using the M-MDS. (See DTC INSPECTION [FORWARD SENSING CAMERA (FSC)].) Is the same DTC displayed?	Yes	Replace the forward sensing camera (FSC), then go to the next step. (See FORWARD SENSING CAMERA (FSC) REMOVAL/INSTALLATION.)
		No	Go to the next step.
3	VERIFY IF OTHER DTCs DISPLAYED Are any other DTCs displayed?	Yes	Repair or replace the malfunctioning part according to the applicable DTC troubleshooting. (See DTC TABLE [FORWARD SENSING CAMERA (FSC)].)
		No	DTC troubleshooting completed.