Tools - System Tester 9288 Acronym Definitions

Group
X

Number
9501

Model
ALL

Part Identifier
N/A

July 6, 1995

Subject:
System Tester 9288 Abbreviations

ATTENTION: Service Manager/Service Technician

Models Affected:
All





General Information:

To assist the Porsche Service Technician in diagnosis of information gathered when using the system tester 9288, we have compiled a list of the abbreviations used by the system tester and provided a brief translation of these abbreviations. Some of the abbreviations are new with the introduction of OBDII (1996 911 Turbo). A more detailed translation of the new abbreviations can be found in the 96 911 Turbo intro book, part number WKD 409 421.

System Tester
Abbreviation Description of Abbreviation

ACS Air conditioner sensor
AIR Secondary air injection
CL Closed loop
DFRDTE Oxygen sensing difference
DQSDTE Air quantity across the IACV
DTC Diagnostic trouble code
ECTS Engine coolant temperature sensor
FR Oxygen sensing system integrator (cyl 1-3)
FR2 Oxygen sensing system integrator (cyl 4-6)
FRA Adaption under load (cyl 1-3)
FRA2 Adaption under load (cyl 4-6)
FTEA Tank vent adaption value
H02S Heated oxygen sensor
IACV Idle air control valve
IV Injection valve
LDR Turbo pressure regulation
MAFS Mass air flow sensor
MIL Malfunction indicator lamp
ML Air mass
MV ABS valve
OBD On board diagnostics
PD Pulse duty
QADP Deviation of specified air mass
QSOL Specified air mass
TCC Torque converter clutch
TGSS Transmission gear selection switch
TL Load signal
TR Transmission range
TRA Adaption at idle (cyl 1-3)
TRA2 Adaption at idle (cyl 4-6)
TWC Three way catalytic convertor
USAC Oxygen sensor voltage in front of TWO (cyl 1-3)
USAC2 Oxygen sensor voltage in front of TWO (cyl 4-6)
USBC Oxygen sensor voltage behind TWO (cyl 1-3)
USBC2 Oxygen sensor voltage behind TWO (cyl 4-6)
WOTS Wide open throttle switch