Part 1

Description of parameters

Parameters, general, part 1

Twilight sensor, sensor signal, value
Measurement range 0.5 to +4.75 V.
The normal value when the vehicle is in a lit area is approx. +3.75 V.

Back-up (reverse) gear inhibitor, status
Displays the status of the back-up (reverse) gear inhibitor.
Activated = back-up (reverse) gear inhibitor is activated, it is not possible to engage back-up (reverse) gear.
Not activated = back-up (reverse) gear inhibitor is not activated, it is possible to engage back-up (reverse) gear.

Fuel level, value
Measurement range 0.5 to +3.6 V.
The normal value at half tank is approx. +2 V.

Battery temperature sensor, signal
Measurement range 0 to 5 V.
Normal values are between 0.15 and 4.85 V.

Battery temperature, value
Displays the battery temperature in °C.

Parameters, general, part 2

30 supply, value
Measurement range 0 to +18 V.
The normal value when the alternator is charging: 13.0-14.5 V.

Position ignition key, status
Indicates the position of the ignition key.
POS0 = Position 0.
POSI = Position 1.
POSII = Position 2.
POSIII = Position 3.

Ignition key inhibitor, status
Displays the status of the ignition key inhibitor.
Ignition key locked = It is not possible to remove the ignition key from the ignition switch.
Ignition key not locked = It is possible to remove the ignition key from the ignition switch.

Clutch position sensor
Only 5 cylinder engines.
Measurement range: 0 to +5 V.
The normal value when the clutch pedal is not affected is approx. +0.3 V.

Accelerator pedal input signal, analog, value
Measurement range: 0 to +5 V.
The normal value when the gas pedal is not affected is approx. +0.3 V.

Supplemental Restraint System Module (SRS), Airbag OK, status
Displays the status signal from the Supplemental Restraint System Module (SRS) if Airbag is OK.
Airbag not deployed = Airbag OK.
Airbag deployed = Airbag not OK.

Brake fluid level, status
Displays the status of brake fluid level.
Normal = the brake fluid level is above the minimum level.
Low = the brake fluid level is below the minimum level.

Windshield wiper, status
Displays the status of the windshield wiper.
Activated = windshield wipers are active, wipers are in motion.
Not activated = windshield wipers are not active, wipers are not in motion.

Rear windshield wiper, status
Displays the status of the rear windshield wiper.
Activated = rear windshield wiper is active, wiper is in motion.
Not activated = rear windshield wiper is not active, wiper is not in motion.

Rain sensor, status
Displays the status of the rain sensor.
Activated = rain sensor is active.
Not activated = rain sensor is not active.

Windshield washer fluid level, status
Displays the status of the windshield washer fluid level.
Above 1 liter = there is more than 1 liter of washer fluid left in the reservoir.
Below 1 liter = there is less than 1 liter of washer fluid left in the reservoir.

Rheostat signal, value
Measurement range: 0 to +5 V.
The normal value when the instrument lighting control is in the middle is approx. +2.5 V.

Parameters, central locking

Central locking, status
States the current status of the central lock. Status can be the following values:
- Unlocked. All doors and hatches unlocked.
- Selectively unlocked. One or more of the side doors is unlocked. The others are locked. This is affected for example by whether the setting for the central locking has been set to full unlocking or 2-stage unlocking.
- Locked centrally. Indicates if the car has been locked via remote control or via one of the central lock buttons.
- Locked in deadlock position. Indicates that deadlocks have been activated.

Origin most recent lock command, status
Indicates where the most recent lock command was received from.
- None. No value stored.
- Central locking switch. Switch in one of the front doors.
- Central locking switch with open front door.
- Automatic locking. Function which locks the central locking when the vehicle exceeds 7 km/h (5 mph).
- Relocking. Function which locks the vehicle if it has previously been unlocked using remote control but no door or hatch has been opened within two minutes.
- Unlocking in the event of a collision. Signal from the supplemental restraint system module (SRS) which unlocks the central locking if one of the airbags is deployed.
- Automatic unlocking. If the driver's door is the only door that is open, for example, and the (mechanical) lock button is depressed. Then the door will be unlocked automatically to prevent the ignition key being locked inside the vehicle.
- Ignition.
- Remote control.
- Remote unlocking. Unlocking via Volvo On Call.

Child-proof lock, status, status
The parameter can assume the following values:
- Activated.
- Not activated.
- Faulty function.
- Ignore.

Private locking of luggage compartment lid, status
The parameter indicates the status of the private locking function (i.e. locking the glove compartment and the liftgate).
The value can be Activated or Not activated.

Lock status passenger door, status
The parameter indicates the lock status for the relevant door:
- Incorrect value.
- Unlocked.
- Locked.
- Deadlock position.

Lock status driver's door, status
The parameter indicates the lock status for the relevant door:
- Incorrect value.
- Unlocked.
- Locked.
- Deadlock position.

Lock status left-hand rear door, status
The parameter indicates the lock status for the relevant door:
- Incorrect value.
- Unlocked.
- Locked.
- Deadlock position.

Lock status right rear door, status
The parameter indicates the lock status for the relevant door:
- Incorrect value.
- Unlocked.
- Locked.
- Deadlock position.

Remote control number, status
Indicates which remote control gave the most recent command to the lock system.
The value can be 1 to 6.
Only for vehicles without keyless entry (KVM).

Remote control, number of remote controls, status
Indicates how many remote controls have been programmed for the vehicle.
The value can be from 0 to 6.
Two remote controls are normally programmed for the vehicle.
Only for vehicles without keyless entry (KVM).
For vehicles with keyless entry (KVM), read-out takes place under KVM/Advanced.

Remote control, low battery voltage, status
Indicates whether the central electronic module (CEM) has received a message from a remote control that the battery voltage in the remote control is getting low.
The value can be True or False.
Only for vehicles without keyless entry (KVM).

Parameters, immobilizer function

Switch key in, status
The key in switch is closed when the key is inserted in the ignition switch.
The parameter can have the value Activated or Not activated.

Checking the key, status
The key check is carried out when the key is inserted in the ignition switch.
The parameter can have the value Key approved or Key not approved.

Power supply steering column lock module (SCL), status
The value indicates the status of the power supply to the steering column lock module (SCL).
The value can be Activated or Not activated.

Checking the steering column lock module (SCL)
Before the steering column lock can be unlocked, a communication test is carried out between the central electronic module (CEM) and the steering column lock module (SCL).
The parameter displays how the test proceeded.
The value can be OK or Not OK.

Checking the steering column lock module (SCL), status
The parameter can assume four values:
- Locked.
- Invalid lock cylinder position.
- Not valid.
- Unlocked.

Immobilizer, steering column lock module (SCL), start allowed
The parameter displays whether the steering column lock module (SCL) allows the vehicle to start or not.
The value can be Start permitted or Start not permitted.

Immobilizer, checking the Engine control module (ECM)
When attempting to start the engine, a communication test is carried out between the central electronic module (CEM) and the engine control module (ECM).
The parameter can assume the value OK or Not OK.

Immobilizer, fuel pump (FP), status
The parameter displays if start of the fuel pump has been allowed by the immobilizer system.
The parameter can assume the value Activated or Not activated.

Immobilizer, programming
The parameter displays whether the immobilizer function code in the central electronic module (CEM) is the default code (from production) or if the central electronic module (CEM) has been programmed for the immobilizer function.
The parameter can assume the value "PIN preset" or "PIN not preset".
PIN pre-set = The central electronic module (CEM) has not been programmed with a unique vehicle code.
PIN not pre-set = The central electronic module (CEM) has been programmed with an Immobilizer code.

Parameters, alarm

Alarm status
The parameter indicates the status of the alarm system.
The parameter can assume the following values:
- Activated.
- Deactivated.
- Deployed.

Hood switch, status
The parameter indicates the status of the hood.
The parameter can assume the values:
Closed = the hood is closed.
Open = the hood is open.

Left-hand front door, status
The parameter indicates the status of the left-hand front door.
The parameter can assume the values:
Closed = the left front door is closed.
Open = the left front door is open.

Right-hand front door, status
The parameter indicates the status of the right-hand front door.
The parameter can assume the values:
Closed = the right front door is closed.
Open = the right front door is open.

Left-hand rear door, status
The parameter indicates the status of the left-hand rear door.
The parameter can assume the values:
Closed = the left-hand rear door is closed.
Open = the left-hand rear door is open.

Right-hand rear door, status
The parameter indicates the status of the right-hand rear door.
The parameter can assume the values:
Closed = the right-hand rear door is closed.
Open = the right-hand rear door is open.

Door switch liftgate / luggage compartment lid, status
The parameter indicates the status of the liftgate / luggage compartment lid.
The parameter can assume the values:
Closed = the tailgate / trunk lid is closed.
Open = the tailgate / trunk lid is open.

Indicator LED alarm, status
The parameter indicates the status of the indicator LED alarm.
The parameter can assume the values:
Activated = indicator LED must light.
Not activated = indicator LED must not be lit.

Switch reduced alarm, status
The parameter indicates the status of the reduced alarm function.
The parameter can assume the values:
Activated = the function is activated.
Not activated = the function is not activated.

Unlocking liftgate / luggage compartment lid, status
The parameter indicates the status of the motor for unlocking the liftgate/luggage compartment lid.
The parameter can assume the values:
Activated = motor activated.
Not activated = motor not activated.

Note! The status of the motor will only display activated during the period the motor is activated, i.e. approximately 1 second after activation.

Switch liftgate / luggage compartment lid, status
The parameter indicates the status of the switch of the liftgate/luggage compartment lid.
The parameter can assume the values:
Activated = switch is activated.
Not activated = switch is not activated.

Unlocking fuel filler door, status
The parameter indicates the status of the switch for opening the fuel filler door.
The parameter can assume the values:
Activated = switch is activated.
Not activated = switch is not activated.

Power supply to mass movement sensor (MMS) or movement sensor (IMS) (IMS replaces MMS for S40, C30, and V50 from and incl. model year 2012), status
The parameter indicates status of voltage feed to mass movement sensors (MMS) or movement sensor (IMS).
The parameter can assume the values:
Activated = power supply activated.
Not activated = power supply not activated.

Lighting

Stoplamp, left, value
Measurement range 0 to 100 % of supply voltage.
The normal value when the supply voltage is 13.5 V is approximately 98 %.
When the supply voltage exceeds 13 V, the voltage level is regulated using pulse width modulation. The value indicates what proportion of the voltage level is being used.