ROPS signal specification
ROPS signal specification
Identifying Connector Terminals. Scheme 259
General
All values given below are between the respective terminal in column 1 and terminal 11 (power ground) unless otherwise stated in brackets after the table entry.
Also see the SRS wiring diagram for the relevant model year, See other Service Manual: Wiring diagrams, Section 3 (39).
| U= | DC voltage in volts (V) | U low = | Voltage approximately 0 V |
| Terminal | Signal type | Ignition on | Engine at idling speed | Other |
|---|---|---|---|---|
| 1 | Not connected | |||
| 2 | X-supply (Power supply from the ignition switch) | 12 V | Power supply to the control module. | |
| 3 | Not used | |||
| 4 | (-) supply, left roll-over bar | |||
| 5 | (+) supply, left roll-over bar | Ignition pulse on deployment. | Monitoring signal at normal position. | |
| 6 | D+ supply, (voltage supply from the generator (GEN)) | U= 0,7 V | U= 14,5 V | |
| 7 | Not connected | |||
| 8 | Not connected | |||
| 9 | Not used | |||
| 10 | Not connected | |||
| 11 | Power ground (measured to the battery negative terminal) | U low | Ground | |
| 12 | Roll-over Protection System warning lamp | Max. 280 mA | Warning lamp in the combined instrument panel. | |
| 13 | Not used | |||
| 14 | Not connected | |||
| 15 | Not connected | |||
| 16 | Not connected | |||
| 17 | (-) supply, right roll-over bar | Ignition pulse on deployment. | Monitoring signal at normal position. | |
| 18 | Not connected | |||
| 19 | Not connected | |||
| 20 | Data Link Connector (DLC) | U= 10 V | Reference voltage. | |
| 21 | (+) supply, right roll-over bar | Ignition pulse on deployment. | Monitoring signal at normal position. | |
| 22 | Not connected | |||
| 23 | Not connected | |||
| 24 | Short-circuit rail | Combines 11 and 12 when the sensor is disconnected. | ||
| 25 | Short-circuit rail | |||
| 26 | Not connected | |||
Identifying Control Unit Connector Terminals. Scheme 260
General
All values given below are between the respective terminal in column 1 and terminal 6 (power ground) unless otherwise stated in brackets after the table entry.
Also see the SRS wiring diagram for the relevant model year, See other Service Manual: Wiring diagrams, Section 3 (39).
| U= | DC voltage in volts (V) | U bat = | Battery voltage (V) |
|---|---|---|---|
| U low = | Voltage approximately 0 V |
| Terminal | Signal type | Ignition on | Engine at idling speed | Other |
|---|---|---|---|---|
| 1 | (+) supply, driver's seat belt tensioner | Ignition pulse on deployment. | Monitoring signal at normal position. | |
| 2 | (-) supply, driver's seat belt tensioner | U = 2 V | Off set voltage. | |
| 3 | (+) supply, passenger seat belt tensioner | Ignition pulse on deployment. | Monitoring signal at normal position. | |
| 4 | (-) supply, passenger seat belt tensioner | U = 2 V | Off set voltage. | |
| 5 | X supply,(power supply from the ignition switch) | U bat | ||
| 6 | Not used | |||
| 7 | Power ground (measured against the battery negative terminal). | U low | Voltage and signal ground. | |
| 8 | Signal, passenger seat belt buckle | |||
| 9 | Data Link Connector (DLC) | U (10 V) | Reference voltage. | |
| 10 | (+) supply, driver's airbag | Ignition pulse on deployment. | Monitoring signal at normal position. | |
| 11 | (-) supply, driver's airbag | U = 2 V | Off set voltage. | |
| 12 | Signal, driver's seat belt buckle | |||
| 13 | (+) supply, passenger airbag | Ignition pulse on deployment. | Monitoring signal at normal position. | |
| 14 | (-) supply, passenger airbag | U = 2 V | Off set voltage. | |
| 15 | Signal LED 1, passenger airbag ON | |||
| 16 | (+) supply, left SIPS airbag | Ignition pulse on deployment. | Monitoring signal at normal position. | |
| 17 | (-) supply, left SIPS airbag | U = 2 V | Off set voltage | |
| 18 | (-) supply, right SIPS airbag | U = 2 V | Monitoring signal at normal position. | |
| 19 | (+) supply, right SIPS airbag | Ignition pulse on deployment. | Off set voltage. | |
| 20 | (-) ground, left side impact sensor | |||
| 21 | (+) signal, right side impact sensor | |||
| 22 | (+) supply, left side impact sensor | |||
| 23 | Signal LED 2, passenger airbag OFF | |||
| 24 | Not connected | |||
| 25 | Signal, SRS warning lamp | |||
| 26 | Short-circuit rail | Combines 1 and 2 when the sensor is disconnected. | ||
| 27 | Short-circuit rail | Combines 1 and 2 when the sensor is disconnected. | ||
| 28 | Short-circuit rail | Combines 3 and 4 when the sensor is disconnected. | ||
| 29 | Short-circuit rail | Combines 3 and 4 when the sensor is disconnected. | ||
| 30 | (+) signal, passenger airbag switch | |||
| 31 | Not connected | |||
| 32 | Not connected | |||
| 33 | (+) supply, right side impact sensor | |||
| 34 | Signal, seat belt reminder | |||
| 35 | Short-circuit rail | Combines 10 and 11 when the sensor is disconnected. | ||
| 36 | Short-circuit rail | Combines 10 and 11 when the sensor is disconnected. | ||
| 37 | (-) signal, passenger airbag switch | |||
| 38 | Short-circuit rail | Combines 13 and 14 when the sensor is disconnected. | ||
| 39 | Short-circuit rail | Combines 13 and 14 when the sensor is disconnected. | ||
| 40 | Signal, central locking | Opens the central locking system in the event of a collision | ||
| 41 | Short-circuit rail | Combines 16 and 17 when the sensor is disconnected. | ||
| 42 | Short-circuit rail | Combines 16 and 17 when the sensor is disconnected. | ||
| 43 | Short-circuit rail | Combines 18 and 19 when the sensor is disconnected. | ||
| 44 | Short-circuit rail | Combines 18 and 19 when the sensor is disconnected. | ||
| 45 | (+) signal, left side impact sensor | |||
| 46 | (-) ground, right side impact sensor | |||
| 47 | (+) supply, rear left seat belt tensioner | Ignition pulse on deployment. | ||
| 48 | (-) supply, rear left seat belt tensioner | |||
| 49 | (-) supply, rear right seat belt tensioner | |||
| 50 | (+) supply, rear right seat belt tensioner | Ignition pulse on deployment. | ||
SRS signal specification
SRS signal specification