Signal specification, lock and alarm (VGLA)
WARNING: This page is about a different car, the 2002 Volvo C70, 2001 Volvo C70, 2000 Volvo C70, 1999 Volvo C70, and 1998 Volvo C70. However, it is still accessible from the selected car via links, so may be relevant.
U = DC in volts (V)
U bat = battery voltage
U low = voltage near 0 V or 0 V
NOTE:
A new breakout box must be connected to take a reading at connector B.
| Breakout box terminal | Control module terminal | Signal type | Ignition on | Other |
|---|---|---|---|---|
| #1 | #A1 | Signal ground, control module | Ulow | |
| #2 | #A2 | Control voltage for deadlocking motors left-hand side | Deadlock position: Ubat | |
| #3 | #A3 | Signal, hood open | Hood closed: Ulow Hood open: Uhigh |
Grounded when the hood is closed |
| #4 | #A4 | Signal, control switch for opening tailgate | Opening: Ulow | Grounded when the switch is pushed down |
| #5 | #A5 | Signal, resistive wire in rear window 5-door. | Resistive wire broken: Uhigh Metal wire unbroken: Ulow |
Grounded when the resistive wire is unbroken |
| #6 | #A6 | Signal, unlocking passenger door | Locking: Ulow | |
| #7 | #A7 | Signal, opening trunk lid with external handle | Opening: Ulow | Grounded when the handle is moved to the opening position |
| #8 | #A8 | Signal, data from receiver, ID code | ID code | |
| #9 | #A9 | Signal, signal strength from receiver | R/F separation | |
| #10 | #A10 | Signal, unlocking after collision | Normal conditions: Uhigh | |
| #11 | #A11 | Vehicle speed signal (VSS) | Vehicle speed less than 4 km/h (2.5 mph): Uhigh | Checking immobilizer fault |
| #12 | #A12 | Control signal to turn signal lamp left-hand side | Turn signal lamp lit: Uhigh Turn signal lamp lit: Ulow |
|
| #13 | #A13 | Control signal to right-hand side turn signal lamp. | Turn signal lamp lit: Uhigh Turn signal lamp lit: Ulow |
|
| #14 | #A14 | Control signal for unlocking/opening the tailgate/rear door | Opening/unlocking: Ulow | |
| #15 | #A15 | Control voltage for deadlocking motors left-hand side | Deadlock position: Uhigh | |
| #16 | #A16 | Signal, lock impulse from control switch in the lock unit all doors | Locking: Ulow | Grounded when the key is turned to the locking position |
| #17 | #A17 | Signal, alarm signal from tilt sensor | Alarm signal: Ulow | Alarm signal when the limit is exceeded |
| #18 | #A18 | Signal, unlocking pulse from the door lock switch in the driver's door lock unit | Unlocking: U low | Grounded when the key is turned to the unlocking position |
| #19 | #A19 | Signal from the tailgate lock unit switch | Tailgate open: Ulow Trunk lid/tailgate closed: Uhigh |
Is grounded when the tailgate is open |
| #20 | #A20 | Signal unlocking pulse from lock unit control switch | Unlocking: Ulow | Grounded when the key is turned to the unlocking position |
| #21 | #A21 | Signal from airing module | Airing: Uhigh | Check whether the ECC has an airing function. During airing the ultrasonic alarm signal should be ignored |
| #22 | #A22 | Diagnostic signal | Diagnostics | Diagnostic signal from the system |
| #23 | #A23 | Signal from the door switch in the driver's door lock unit | Door open: Ulow Door closed: Uhigh |
Grounded when the door is open |
| #24 | #A24 | Signal, courtesy lighting | Courtesy lighting lit: Ulow Courtesy lighting not lit: Uhigh |
Lights courtesy lighting when the signal is grounded |
| #25 | #A25 | Signal | Microwave sensor | |
| #26 | #A26 | 30-supply (power supply from battery) | Ubat | Power supply for turn signal lamps |
| #1 | #B1 | 30-supply (power supply from battery) | Ubat | Power supply for electronics and lock activators |
| #2 | #B2 | Signal, unlocking signal to lock motors, all doors except the driver's door | Unlocking: Uhigh | |
| #3 | #B3 | Power supply to tilt sensor | Sensor active: Uhigh | Connected to tilt sensor 30-input signal terminal |
| #4 | #B4 | Signal, indicator LED | LED lit: Uhigh LED not lit: Ulow |
Ground puts out the LED |
| #5 | #B5 | Signal from door switch in the passenger door lock unit | Door open: Ulow Door closed: Uhigh |
Grounded when the door is open |
| #6 | #B6 | Signal from the door switch in the left rear door lock unit | Door open: Ulow Door closed: Uhigh |
Grounded when the door is open |
| #7 | #B7 | Signal from the door switch in the right rear door lock unit | Door open: Ulow Door closed: Uhigh |
Grounded when the door is open |
| #8 | #B8 | Ignition on or off signal from the ignition switch | Ignition on: Uhigh Ignition off: Ulow |
|
| #9 | #B9 | Signal, immobilizer | The code is sent from the immobilizer every time the ignition is switched on | |
| #10 | #B10 | Key in or out of the ignition switch signal from the ignition switch | Key in: Uhigh Key out: Ulow |
|
| #11 | #B11 | Locking signal to all lock motors | Lock: Uhigh | |
| #12 | #B12 | Control signal for opening fuel tank filler cover | Opening: Uhigh | |
| #13 | #B13 | Unlocking signal to driver's door lock motor | Unlocking: Uhigh | |
| #14 | #B14 | Alarm signal to siren | Alarm signal: Ulow | Warning signal. Triggers siren |
| #15 | #B15 | Signal to glass breakage and ultrasonic sensor | Monitoring on: Ulow Monitoring off: Uhigh |
Puts the sensors in monitoring mode. |
| #16 | #B16 | Test signal for the receiver | ||
| #17 | #B17 | Signal | Microwave sensor | |
| #18 | #B18 | Signal, alarm horn relay | On: Ulow Off: Uhigh |
Ground activates the horn |
| #19 | #B19 | Diagnostic cable K-link, Volvo on-board diagnostic (OBD) system | Data link connector (DLC) | |
| #20 | #B20 | Signal, pager | "Pager" | Transmits a signal to "the pager" when the alarm is triggered |
| #21 | #B21 | Signal, starter relay | Start possible: Ulow Start not possible: Uhigh |
When grounded allows the engine to be started |
| #22 | #B22 | Start inhibitor switch, clutch pedal | Clutch pedal depressed: Ulow Clutch pedal up: Uhigh |