LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Volvo >> 2012 >> C70 >> Repair and Diagnosis >> Electrical >> Gauges >> Driver Information Module (Dim) - Signal Specifications >> Signal Description, Driver Information Module (Dim) >> Signal Specification
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Signal Specification

General 

All values contained below are between the relevant terminal and signal ground, unless otherwise indicated in brackets.

NOTE:

It is important to connect the breakout box and check the ground terminals before taking readings.

U= DC voltage in volts (V) UAC = AC voltage in volts (V)
Ubat = Battery voltage (V) f = Frequency in Hertz (Hz)
Ulow = Voltage approximately 0 V t = Time in seconds (s)
Fig 1: Identifying 10-Bit Connector
GLL139885Courtesy of VOLVO CARS CORPORATION
SIGNAL TABLE CONNECTOR A

Control module terminal  Breakout box terminal  Signal type  Ignition on  Other 
#A1 #1 - -  
#A2 #2 Signal malfunction indicator lamp (MIL) Lamp off: U = Ubat
Lamp on: U = Ulow
 
#A3 #3 Power supply Extended X U = Ubat  
#A4 #10 Signal ground U = Ulow  
#A5 #9 - -  
#A6 #8 - -  
#A7 #7 - -  
#A8 #6 - -  
#A9 #5 Control modules communication cable (CAN L) U = 1.5-2.5 V  
#A10 #4 Control modules communication cable (CAN H) U = 2.5-3.5 V