Instrument Cluster / Carrier

Instrument Cluster Multi-pin Connector, Terminal Assignments

26-pin connector (blue)







NOTE: Use VAG7598/4 adapter with VAG7598 test box and appropriate wiring diagram for test measurements at 26-pin harness connectors.


1 - Open
2 - Signal for buzzer
3 - Terminal 15
4 - Terminal 15
5 - Open
6 - Terminal 61
7 - Parking brake/brake system malfunction
8 - ABS (input signal)
9 - Airbag (input signal)
10 - CAT
11 - Open
12 - Open
13 - Parking light, right
14 - Ignition switch, S-contact
15 - Chime signal
16 - Open
17 - Open
18 - Oil pressure 1.8 bar
19 - Terminal 58d
20 - Coolant level
21 - Turn signal, right
22 - Headlight high beams
23 - Speedometer Vehicle Speed Sensor (VSS) (checking)
24 - Brake fluid
25 - Brake pads
26 - Parking light, left

26-pin connector (yellow)

NOTE: Use VAG1598/4 adapter with VAG1598 test box and appropriate wiring diagram for test measurements at 26-pin harness connectors.


1 - Terminal 58
2 - Terminal 58
3 - Engine RPM signal
4 - Air conditioner compressor
5 - Clock (output)
6 - Speed signal 1
7 - Speed signal 2
8 - Door contact (driver's door)
9 - Terminal 30
10 - Terminal 30
11 - Open
12 - Fuel tank warning
13 - Turn signal, left
14 - Open
15 - Open
16 - Seat belt buckle switch
17 - Open
18 - Terminal 31
19 - Terminal 31
20 - Diagnostic wire
21 - Open
22 - Open
23 - Open
24 - Open
25 - Sender for fuel gauge
26 - Engine coolant temperature sensor

20 - pin connector (black)







1 - Fuel consumption signal
2 - Open
3 - Open
4 - Open
5 - Outside air temperature
6 - Selector lever display
7 - Open
8 - Open
9 - Coolant level
10 - Hydraulic pressure
11 - Trip computer - Reset
12 - Radio/Telephone - Clock
13 - Radio/Telephone - Data
14 - Trip computer (forward sequence)
15 - Radio/Telephone - Enable
16 - Rear lights/headlight low beams
17 - Open
18 - Trip computer (reverse sequence)
19 - Brake lights
20 - Open

4-pin connector (black)







1 - Oil temperature sensor
2 - Open
3 - Open
4 - Open