90 Quattro 20V L5-2309cc 2.3L DOHC (7A) (1990)
Oil Temperature Gauge: Testing and Inspection
Auxiliary Instruments In Center Console, Checking
Auxiliary instruments in center console, checking
Voltmeter (G14), checking
-
switch ignition ON
-
voltmeter must show battery voltage
If NO
-
check wiring to voltmeter for open circuit according to wiring diagram, repair as necessary (see troubleshooting section)
Oil pressure gauge (G11), checking
Note: Use the same procedure on 4-cylinder and 5-cylinder models.
-
remove wire connector from terminal G on engine oil pressure sensor
-
sensor located on left side of engine block on 5-cylinder models
-
sensor located on top of oil filter housing on 4-cylinder models
-
connect tester VW 1301 between sensor connector and ground
-
switch ignition ON
-
adjust VW 1301 as follows:
dial setting
gauge reads
350
5 bar (72.5 psi)
150
2 bar (29.0 psi)
10
0 bar (0.0 psi)
-
oil pressure gauge must correspond with specified values
If NO
-
check wiring to oil pressure gauge for open circuit according to wiring diagram, repair as necessary (see troubleshooting section)