DTC C1AA2: Vehicle Speed Tolerance Malfunction [08/2016 - ]: Procedure

1. Perform On-vehicle Inspection of the meter/gauge system.

   Refer to ON-VEHICLE INSPECTION [08/2016 - 08/2017] ,ON-VEHICLE INSPECTION [08/2017 - ]

   HINT: 

   Check the meter function by referring to On-vehicle Inspection for the combination meter assembly.

   Result

   Result	Proceed to
   Combination meter assembly is normal	A
   Combination meter assembly is malfunctioning	B

Result:  2

B 

CHECK METER / GAUGE SYSTEM (SPEEDOMETER MALFUNCTION):  Speedometer Malfunction [08/2016 - 08/2017]  , Speedometer Malfunction [08/2017 - ] 

Result:  1

A 

See step  2

1. Clear the DTCs.

   Refer to DTC CHECK / CLEAR [08/2016 - ]

   Chassis > LKA/LDA > Clear DTCs 

2. Perform the following procedure.

   HINT: 

   If the following procedure is not performed, the previously output DTC cannot be detected.

   1. Turn the ignition switch to ON and wait 1 minute or more.
3. Check for DTCs.

   Refer to DTC CHECK / CLEAR [08/2016 - ]

   Chassis > LKA/LDA > Trouble Codes 

   Result

   Result	Proceed to
   DTC C1AA2 is not output	A
   DTC C1AA2 is output	B

Result:  1

A 

USE SIMULATION METHOD TO CHECK:  HOW TO PROCEED WITH TROUBLESHOOTING [08/2016 - 08/2017]  , HOW TO PROCEED WITH TROUBLESHOOTING [08/2017 - ] 

Result:  2

B 

See step  3

1. Replace the forward recognition camera.

   Refer to REMOVAL [08/2016 - ]

2. Perform forward recognition camera adjustment.

   Refer to ADJUSTMENT (SEQUENTIAL RECOGNITION) [08/2016 - ]

   Result

   Proceed to
   NEXT

Result:  2

NEXT 

See step  4

1. Clear the DTCs.

   Refer to DTC CHECK / CLEAR [08/2016 - ]

   Chassis > LKA/LDA > Clear DTCs 

2. Perform the following procedure.

   HINT: 

   If the following procedure is not performed, the previously output DTC cannot be detected.

   1. Turn the ignition switch to ON and wait 1 minute or more.
3. Check for DTCs.

   Refer to DTC CHECK / CLEAR [08/2016 - ]

   Chassis > LKA/LDA > Trouble Codes 

   Result

   Result	Proceed to
   DTC C1AA2 is not output	A
   DTC C1AA2 is output	B

Result:  1

A 

END (FORWARD RECOGNITION CAMERA WAS DEFECTIVE) 

Result:  2

B 

REPLACE COMBINATION METER ASSEMBLY:  COMPONENTS [08/2016 - ]