System type | Bosch CIS-E sequential fuel injection system |
Fuel pressure in the system | 5.3 - 5.5 bar |
Fuel pump
Type | Roller type self-priming pump |
Performance | 1.5 l/min |
Created pressure | 2 – 4 bar |
Fuel injectors
Type | Mechanical |
Opening pressure: | |
– up to 08/1988: | |
• new | 3.5 - 4.1 bar |
• used | Minimum 3.0 bar |
– since 09/1988: | |
• new | 3.7 - 4.3 bar |
• used | Minimum 3.2 bar |
Coolant temperature sensor
Type | NTC |
Sensor resistance: | |
– at 80°С | 325 ohm |
– at 40°C | 1200 ohm |
– at 0°С | 6000 ohm |
Thermal time sensor
Heater resistance | 93 ohm |
Closed contacts time interval: | |
– at -20°С | 12.0 seconds |
– at 0°C | 1.5 seconds |
– at 3°С | 0.5 seconds |
Air flow meter potentiometer
Supply voltage | 7 - 9 V |
Output voltage: | |
- with the engine off | 0.25 - 0.5 V |
– at maximum deflection of the measuring plate | 7.0 - 9.0 V |
Tightening torques
Fuel level sensor | 40 Nm |
Throttle body mount | 25 Nm |
Fuel line connection | 10 Nm |
Fuel tank strainer | 40 Nm |
Fuel tank bolts | 20 Nm |
lambda sensor (oxygen sensor) | 55 Nm |