Home/Volvo/V70/Volvo V70 II facelift (2004-2007)/Repair manual/Bulbs, Control Modules, Charging - Design and Function/Battery voltage, value

Contents

Wiring diagrams Section: Bulbs, Control Modules, Charging - Design and Function

General

Reading off input and output signals

Reading off extended fault-tracing information

Programming the climate control module (CCM), customer adaptation

Identifying the damper motors

Downloading software and replacing the control module

Switch functions, dashboard environment panel, (lower section)

Signals

Steering wheel angle

LED IY status

LED IX status

LED A status

LED B status

LED R1 status

LED R2 status

LED R3 status

LED R4 status

Power supply, steering wheel angle sensor module (SAS)

Power supply, central electronic module (CEM)

LED circuit 1 status

LED circuit 2 status

Signal voltage, signal A

Signal voltage, signal B

LED circuit 1 current

LED circuit 2 current

Software downloading

Signals for the control module for the steering wheel angle sensor

Heated oxygen sensors (HO2S)

Fuel pump (FP) relay

Air leakage flow via throttle unit

Legal requirements emissions

Non-standardized serial communication

Parameters

Readiness Monitor (certain markets only)

Frozen values

Emergency mode, back-up mode "Limp-home"

To decide the intensity of a malfunction

Counter, status identifier and frozen values

Activations, Quick-tests

The door lock

Driver's door module

Passenger door module (PDM)

Activating components and functions

Reading off and programming data

Central locking

Functions in the door mirrors

Service reminder indicator (SRI)

Brake warning lamp

Tachometer

General warning lamp

Malfunction indicator lamp (MIL)

Illumination in Driver Information Module (DIM)

Immobilizer

Throttle position (TP) sensor

Main relay (system relay)

Misfiring

Misfire affecting emission levels

Catalytic converter damage

Substitute value

Lighting the malfunction indicator lamp (MIL)

Camshaft control (CVVT)

Ballast

Lighting the headlamp

Combined high and low beam

Automatic level control

Safety

Lamp

Lighting the lamp

Charge regulator

Generator (GEN) design

Stator

Rotor with slip rings

Cooling fans

Rectifier

Charge regulator (Alternator control module (ACM))

Freewheel

Current limiting

Activating components

Driver information module (DIM)

Programming

Programming ignition keys

The immobilizer system

Error message in the Driver information module (DIM).

Antenna ring

Engine control module (ECM)

Electrical faults

Communication failure

Faults discovered by slave nodes

LIN message

Advantages of a network

Reading off the parameter values

Activating/deactivating Volvo On Call Plus (USA only)

Service check for Volvo On Call / Volvo On Call Plus

Control panel

Maneuvering seats without memory

Locks

Back-up lamp

Brake light

Rear windshield wiper/washers

Reading off static data

Alarm

Inclination sensor module (ISM)

Fuel level (Bi-fuel)

Shut-off valve (Bi-fuel)

Rear fog lamp

High level stop lamp

Rear demist

Explanation

Battery voltage, value

Distance, value

Passenger compartment temperature, value

Outside temperature, value

Engine running, status

Time, value

Battery voltage

All sections

Battery voltage, value Volvo V70 II facelift

Bulbs, Control Modules, Charging - Design and Function

Battery voltage, value

Measurement range: 0-12 V.

Normal value when the generator (GEN) is charging: 13.0-14.5 V.

The value is the voltage from the central electronic module (CEM).