[LONG]
V-RETSELECTIONNONENG=SPN 1716 - Retarder selection non engine (in %)
V-RETROADSPEEDLIMITSW=SPN 4233 - Retarder road speed limit switch
V-INSTANCE=Frame instance
V-RETENABLESHIFTASSISTSW=SPN 572 - Retarder enable shift assist switch
V-RETTORQUEMODE=SPN 900 - Retarder torque mode
V-DRIVERSDEMANDRETPERCTORQUE=SPN 1715 - Driver's demand retarder percent torque (in %)
V-RETROADSPEEDEXCEEDEDSTAT=SPN 4234 - Retarder road speed exceeded status
V-RETRQSTBRAKEL=SPN 1667 - Retarder requesting brake light
V-INTENDEDRETAPERCTORQUE=SPN 1085 - Intended retarder percent torque (in %)
V-RETENABLEBRAKEASSISTSW=SPN 571 - Retarder enable brake assis switch
V-ACTUARETPERCSHIFT=SPN 520 - Actual retarder percent shift (in %)
V-TIMEOUT=Frame time out detected
V-ENGCOOLLOADINC=SPN 1082 - Engine coolant load increase
V-ACTUALMAXAVAILABLERETPERCTORQUE=SPN 1717 - Actual maximum available retarder percent torque (in %)
V-SOURCEADDRESSCONTROLLINGDEVRETCONTROL=SPN 1480 - Source adress controlling the device retarder control
