Table of contents: Injection engines ↓ Tightening forces of threaded…↓
Note: Individual characteristics are also given in the text of the Chapter and, if their implementation is mandatory, are highlighted in bold.
Injection engines
Engine SR20DE
| Pressure regulator | |
| |
| 2.5 bar |
| 3.0 bar |
| |
| 850±50 rpm |
| 850±50 rpm |
| Air flow meter | |
| battery voltage, from 11 to 14 V |
| Coolant Temperature Sensor: | |
| resistance 2.1 - 2.9 kOhm |
| Resistance 0.68 - 1.00 kOhm |
| Resistance 0.30 - 0.33 kOhm |
| Various data | |
| about 0.7 Ohm |
| about 10.0 Ohm |
| 10-14 Ohm |
| |
| about 2 kOhm |
| from 2 to 11 kOhm |
| about 11.0 kOhm |
SR20Di Engine
| Pressure regulator | |
| Fuel pressure at idle: | |
| vacuum hose connected | 2.5 bar |
| vacuum hose disconnected | 2.5 bar |
| Idling (not regulated) | |
| without air conditioning | 850±50 rpm |
| with the air conditioning on | 850±50 rpm |
| Air flow meter | |
| Power supply | battery voltage, from 11 to 14 V |
| Output voltage | 1.4-1.9 V, engine warm, idling |
| Coolant temperature sensor | cm. Engine SR20DE |
| Various data | |
| Fuel pump resistance | about 0.7 Ohm |
| Additional air valve resistance | about 10.0 Ohm |
| Injection valve resistance | 1-2 Ohm |
| Throttle Position Sensor Resistance: | |
| the gas pedal is released | about 1 kOhm |
| pedal partially released | from 1 to 9 kOhm |
| the pedal is pressed | about 9.0 kOhm |
Carburetor engines
| Fuel pump: | |
| mechanical diaphragm pump |
| Feed pressure | 0.21 - 0.35 bar |
| Quantity and design of carburetor | 1 two-chamber carburetor |
| Carburetor data | |
| |
| 21L 304-05 |
| 21L304-06 |
| Jet diameter - without catalyst | 1st chamber | 2nd chamber |
| carburetor hole | 30.0 mm | 34.0 mm |
| air diffuser diameter | 22.0 mm | 30.0 mm |
| main jet | № 100 | № 135 |
| air adjustment jet | № 80 | № 60 |
| idle jet | № 40 | № 80 |
| idle air jet | 80 | 80 |
| high power jet | № 55 |
| float level | cm. illustration |
| fast idle adjustment (starting valve clearance) | 0.63±0.07 mm |
| fast idle | 2300±200 rpm |
| idle speed | 750±200 rpm |
| cO content | 1.5% ±0.5% |
| Carburetor data - engine with catalytic converter | 1st chamber | 2nd chamber |
| carburetor hole | see above | see above |
| air diffuser diameter with | see above | see above |
| main jet | № 92 | № 135 |
| air adjustment jet | № 70 | № 60 |
| idle jet | № 50 | № 80 |
| idle air jet | № 80 | № 80 |
| high power jet | — | |
| float level | cm. illustration | |
| fast idle adjustment | as without a catalyst | |
| fast idle | as without a catalyst | |
| idle speed | as without a catalyst | |
| cO content | 1.0% ±0.5% | |
Tightening forces of threaded connections
Tightening torques for fasteners are given in the text of the Chapter and in some illustrations*.
* Tightening torques highlighted in bold in the text must be strictly observed; efforts not shown in bold are only approximate.