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GAP Diagnostic 2019-07-15 All Rights Reserved
User Manual : Version 33, Firmware V3.0
4.6.4 Anti-lock Braking System (ABS)
Yaw Rate Sensor Calibration (ABS, L319-10, L320-10, L322-10)
ThisroutineisusedwhenanewABSECUoryawsensoristted.Theyawsensormeasuresavehi-
cle’s angular velocity around its vertical axis.
4.6.5 Transfer Case (L319, L320, L322-06, L322-10, L405, L494)
Clutch Calibration
This routine will calibrate the transfer case clutch.
Preparations
•TurnengineOFF
•Selectneutral,depressandholdbrakepedal
•Starttheroutineandfollowtheinstructionsonscreen
Usages
This function is used when:
•Theswitchisreplaced
•ThetransferboxECUisreplacedorre-ashed
•Therangepositionsensorisreplaced
•Thetransferboxmotorisreplaced
•Thetransferboxisreplacedorrepaired
Position or Range Sensor Calibration
This routine will allow the TCCM ECU to learn the sensors characteristics.
Preparations
•TurnengineOFF
•Selectneutral,depressandholdbrakepedal
•Starttheroutineandfollowtheinstructionsonscreen
Usages
This function is used when:
•ThetransferboxECUisreplacedorre-ashed
•Therangepositionsensorisreplaced
•Thetransferboxisreplacedorrepaired
Notes: Both calibrations should be performed outside since starting the engine is required at one point.
It is normal for warning lights to turn ON and error messages to be displayed during these calibrations.
XY Sensor Calibration (gear position sensor, manual transaxles only)
This routine will calibrate the XY sensor positioned on the transmission.