Section 21 (Electrical Components - Design And Function)
WARNING: This page does not describe the selected car, but rather 12 other vehicles, including the 2014 Volvo XC90, 2013 Volvo XC90, 2012 Volvo XC90, 2011 Volvo XC90, and 2010 Volvo XC90. However, it is still accessible from the selected car via links, so may be relevant.
- Rear Seat Entertainment System (RSE), Generation 4.3 (2009-2014)
- Rear Seat Entertainment System, M&D
- Remote Digital Audio Receiver (RDAR) (2007-2014)
- Roof-Mounted System For Rear Seat Entertainment (2005-2010)
- Software Downloading (2003-2014)
- Starter Motor (2003-2014)
- Steering Wheel Angle Sensor Module (SAS) (2005-2014)
- Steering Wheel Module (SWM) (2003-2004)
- Design
- Diagnostic Functions
- Overview
- Diagnostic Trouble Codes (DTCS)
- Reading And Erasing Diagnostic Trouble Codes (DTCS)
- Reading Off Input And Output Signals
- Reading Off Extended Diagnostic Trouble Code (DTC) Information
- Reading The Control Module Identification
- Description Of Parameters
- Notes
- High Beam Flash, Status
- Read Button, Status
- Reset Button, Status
- Right-Hand Indicator Lamps, Status
- Left-Hand Indicator Lamps, Status
- Cruise Control On / Off Button, Status
- Cruise Control +Button, Status
- Cruise Control -Button, Status
- Cruise Control Resume Button, Status
- Cruise Control Disengage Button, Status
- Audio / CARPHONE Search+ Button, Status
- Audio / CARPHONE Search- Button, Status
- Audio / CARPHONE Volume+ Button, Status
- Audio /CARPHONE Volume- Button, Status
- CARPHONE Yes Button, Status
- CARPHONE No Button, Status
- Road Traffic Information (RTI) Right-Hand Button, Status
- Road Traffic Information (RTI) Left-Hand Button, Status
- Road Traffic Information (RTI) Up Button, Status
- Road Traffic Information (RTI) Down Button, Status
- Road Traffic Information (RTI) Enter Button, Status
- Road Traffic Information (RTI) Reset Button, Status
- Windscreen Washer, Status
- High Speed Position, Status
- Low Speed Position, Status
- Intermittent Position, Status
- Single Sweep Position, Status
- Frozen Values Steering Wheel Module, Description
- Downloading Software And Replacing The Control Module
- Function
- System Overview
- Subwoofer Module (Sub) (2003-2008)
- Sun Roof (2003-2014)
- Supplemental Restraint System Control Module (SRS) (2005-2014)
- Design
- Control Module
- Side Impact Sensor
- Front Impact Sensor (Certain Markets And Models Only)
- Seat Position Sensors (XC90 USA/CDN Only)
- Adaptive Steering Column (XC90 USA/CDN Only)
- Occupant Weight Sensor (OWS) (Certain Markets And Models Only)
- Switch On/Off, Front Passenger Airbag (Not USA/CDN)
- Front Airbags
- Side Impact Air Bags
- Seat Belt TENSIONERS
- Inflatable Curtains
- SRS Indication
- Passenger Airbag Indication
- Seat Belt Buckle
- Activating The Collision Protection System
- Activation Levels For The Collision Protection System
- Activating The Side Impact Protection System
- Diagnostic Functions
- Overview
- Fault Indication
- Diagnostic Trouble Codes (DTCS)
- Reading And Erasing Diagnostic Trouble Codes (DTCS)
- Reading Off The Parameters
- Reading Off Control Module Identification
- Calibration Of Occupant Weight Sensor (OWS) (Certain Markets And Models Only)
- Configuration Of Number Of Seats (XC90 Only)
- Id Number Storage For Occupant Weight Sensor (OWS) (Certain Markets And Models Only)
- Downloading Software And Replacing The Control Module
- Function
- System Overview
- Design
- Supplemental Restraint System Module (SRS) (2003-2004)
- Design
- Control Module
- Side Impact Sensor
- Frontal Impact Sensor
- Front Airbags
- Side Impact Air Bags
- Front, Rear And Third Row Seat Belt TENSIONERS
- Inflatable Curtains
- SRS Indication
- Seat Belt Buckle
- Deploying Airbags / Seat Belt TENSIONERS
- Activation Levels For Airbags And Seat Belt TENSIONERS
- Deployment Of Side Impact Protection (Sips) Bags
- Diagnostic Functions
- Downloading Software And Replacing The Control Module
- Function
- System Overview
- Design
- The Controller Area Network (Can) (2003-2004)
- The Controller Area Network (Can) (2005-2014)
- Tire Pressure Monitoring System (TPMS) (2007-2014)
- Transmission
- Transmission (TF-80SC; 2007-2014)
- Transmission (TF-80SC AWD; 2005-2014)
- Transmission Control Module (TCM) (4T65 AWD; 2003-2006)
- Design
- Control Module
- Shift Solenoid S1 And S2
- Lock-Up Solenoid, SL
- Pressure Sensor Lock-Up
- Line Pressure Solenoid, STH
- Transmission Input Speed Sensor (Speed Of The Input Shaft)
- Transmission Output Speed Sensor (Speed Of The Output Shaft)
- Temperature Sensor
- Gear-Shift Position Sensor
- Gear Selector Module (GSM)
- Gear Selector Assembly
- Downloading Software And Replacing The Control Module
- Function
- System Overview
- TCM Diagnostic Functions
- Overview
- Diagnostic Trouble Codes
- Reading And Erasing Diagnostic Trouble Codes
- Reading Input And Output Signals
- Activation Of Components
- Reading The Control Unit Identification
- Description Of Parameters
- Parameters, Status
- Notes
- Gear-Shift Position Sensor Position
- Gear-Shift Position Sensor Signal A
- Gear-Shift Position Sensor Signal B
- Gear-Shift Position Sensor Signal C
- Gear-Shift Position Sensor Signal Pa
- Quick Shift Function From The Gear Selector Module
- Quick Shift Shifting From Gear Selector Module
- Quick Shift Status According To Transmission Control Module
- Winter Mode Status
- Current Gear (According To Gear Ratio)
- New Gear (According To Solenoids)
- Shift Solenoid Status S1
- Shift Solenoid Status S2
- Lock-Up Solenoid SL Status
- Lock-Up Pressure Switch
- Stop (Brake) Lamp Switch
- KICKDOWN
- TCM Diagnostic Trouble Codes (DTCS) Status
- TCM Diagnostic Check Status
- Parameters, Value
- Engine Speed (Rpm)
- Transmission Speed Sensor, Input Speed
- TCM Speed Sensor, Calculated Speed
- Vehicle Speed Abs
- Throttle, Position
- Calculated Battery Voltage
- Battery Voltage
- Oil Temperature Sensor Signal
- Oil Temperature
- Line Pressure Solenoid STH Amperage
- Line Pressure Solenoid STH Control
- Lock-Up Solenoid SL, Amperage
- Torque Control
- Engine Torque
- Torque Reduction When Shifting
- Torque Limiting Requested
- Engine Control Module (ECM) Engine Coolant Temperature (ECT)
- Text Transmitted To The Driver Information Module
- Parameters, Status
- Design
- Transmission Control Module (TCM) (Aw50/51 AWD; Aw55-50/51SN; 2003-2007)
- Design
- Control Module
- Shift Solenoids S1, S2, S3, S4 And S5
- Lock-Up Solenoid, SLU
- Line Pressure Solenoid, SLS
- Line Pressure Solenoid, SLT
- Gearbox Input Speed Sensor (Speed Of The Input Shaft)
- Gearbox Output Speed Sensor (Speed Of The Output Shaft)
- Oil Temperature Sensor
- Gear-Shift Position Sensor
- Gear Selector Module (GSM)
- Gear Selector Assembly For Aw55-50
- Downloading Software And Replacing The Control Module
- Function
- System Overview
- Transmission Control Module (TCM) Diagnostic Functions
- Design
- Transmission Control Module (TCM) (TF-80SC; 2007-2014)
- Transmission Control Module (TCM) (TF-80SC AWD; 2005-2014)
- Upper Electronic Module (2003-2004)
- Design
- Diagnostic Functions
- Notes
- Diagnostic Trouble Codes (DTCS)
- Reading And Erasing Diagnostic Trouble Codes (DTCS)
- Reading Off Input And Output Signals
- Activating Components And Functions
- Reading Off And Programming Data
- Reading Off The Control Module Identification
- Programming Remote Controls
- Tire Pressure Monitoring System (TPMS)
- Quick Check Of TPMS
- Downloading Software And Replacing The Control Module
- Function
- System Overview
- Upper Electronic Module (UEM) (2005-2014)
- Design
- Siren (SCM) (Applies Up To And Including Structure Week 201127)
- Sun Roof
- Mass Movement Sensor Module (MMS)
- Ultrasonic Sensor Module (IMS) (XC90 My 2012-).
- Rain Sensor Module (RSM)
- Interior Roof Lighting
- Remote Control
- Rear View Mirror
- Tire Pressure Monitoring System (TPMS)
- Tire Pressure Sensor
- Seat Belt Reminder
- Warning Lamp For Passenger Airbag Disconnected (Pad)
- Compass
- Downloading Software And Replacing The Control Module
- Function
- System Overview
- Design
- Windows (2003-2014)