| Engine |
104.941 |
104.991/992/994 |
| Models |
202.028 |
124.032/052/066/092
129.063
140.032/033 |
| HFM-SFI system designation |
3.4 |
3.4 |
Closed throttle position (CTP), check, adjust (07-2053 or 07-2056) 12)
Selector lever position
ECT ° C approx.
Engine speed rpm
Ignition timing with premium unleaded fuel (91 posted/95 RON) °CKA
On-off ratio %
CTP contact (accelerator pedal not depressed) HHT display
|
P/N
>80
600 - 800
6 - 10 1)
0±10 2)
ON |
P/N
>80
600 - 800
6 - 10 1)
0±10 2)
ON |
1) The ignition timing is also used for idle speed stabilization. In extreme cases the timing can briefly vary by ±10° from specification.
2) In case of complaint, on-off ratio must be measured at idle speed and at 2500 rpm with purge line to engine disconnected and plugged.
12) Time Guide operation no. and/or SMS job no. |
| Engine |
104.941 |
104.991/992/994 |
| Models |
202.028 |
129.063
124.032/052/066/092
140.032/033 |
| HFM-SFI system designation |
3.4 |
3.4 |
Engine, check, adjust (07-1100) 12) Page 1
ECT ° C approx.
Engine speed (selector lever in P/N position) rpm
Injection duration ms
Air mass kg/h
Battery voltage V
O2S 1 voltage mV
O2S 1 heater HHT display
O2S 2 voltage mV
O2S 2 heater HHT display
Fuel shut-off HHT display
Self adaptation idle air kg/h
Self adaptation lower range of part load Factor
Self adaptation factor lower/upper range of part load HHT display
CTP contact (accelerator pedal not depressed) HHT display
WOT contact (accelerator pedal in WOT) HHT display
|
>80
600 - 800
2.5 - 3.8
16 - 18
 10
-200 to +1000 9)
ON
-200 to +1000 9)
ON
ON
±2 3)
±15 3)
0.85 - 1.15 4)
ON
ON |
>80
600 - 800
2.5 - 3.8
16 - 18
10
-200 to +1000 9)
ON
-200 to +1000 9)
ON
ON
±2 3)
±15 3)
0.85 - 1.15 4)
ON
ON |
3) Base setting idle, 0.0 kg/h (Bosch) or 0.0% (VDO), mixture tendency rich , < 0.0 kg/h or 0.0%, mixture tendency lean > 0.0 kg/h or 0.0%.
4) Base setting part load = 1.0, mixture tendency rich <1.0 mixture tendency lean > 1.0.
9) Oscillates around 300mV after 2 minutes at idle.
12) Time Guide operation no. and/or SMS job no. |
| Engine |
104.941 |
104.991/992/994 |
| Models |
202.028 |
129.063
124.032/052/066/092
140.032/033 |
| HFM-SFI system designation |
3.4 |
3.4 |
Engine, check, adjust (07-1100) 12) Page 2
Ignition timing with premium unleaded fuel (91 posted/95 RON) °CKA
Throttle valve angle °
Actual value potentiometer voltage V
HFM-SFI voltage (Increasing rpm = increasing voltage) V
On-off ratio %
Clutch actuated HHT display
EA/CC/ISC actuator Output value
Purge valve on-off ratio %
Adjustable camshaft timing solenoid < 2000 rpm HHT display
Resonance flap >4000 rpm HHT display
Resonance flap idle HHT display
Ignition fault counter HHT display
Coil fault counter HHT display
Coil spark duration ms
Coil spark voltage 10) V
Knock control approved HHT display
Knock ignition angle/cylinder °CKA
|
6 - 10 1)
0.3 - 1.0
3 - 4.2
0.8 - 1.3
0 ± 10 2)
ON
255
10 ± 5
OFF
ON
OFF
0
0
1.5 - 1.9
34 - 37
ON
0.0
|
6 - 10 1)
0.3 - 1.0
3 - 4.2
0.8 - 1.3
0 ± 10 2)
ON
255
10 ± 5
OFF
ON
OFF
0
0
1.5 - 1.9
34 - 37
ON
0.0
|
1) The ignition timing is also used for idle speed stabilization. In extreme cases the timing can briefly vary by ±10° from specification.
2) In case of complaint, on-off ratio must be measured at idle speed and at 2500 rpm with purge line to engine disconnected and plugged.
10) Display only on Bosch control modules.
12) Time Guide operation no. and/or SMS job no. |
| Engine |
104.941 |
104.991/992/994 |
| Models |
202.028 |
124.032/052/066/092
129.063
140.032/033 |
| HFM-SFI system designation |
3.4 |
3.4 |
Cold start (07-2321) 12)
Starter signal circuit 50, during cranking HHT display
Battery voltage V
ECT at starting ° C
ECT ° C
After start enrichment < 70° C maximum of 20 seconds HHT display
Engine speed rpm
IAT ° C
CTP contact HHT display
|
ON
10
5)
5)
ON
5)
> 20
ON |
ON
10
5)
5)
ON
5)
> 20
ON |
5) Temperature at which complaint occurs.
12) Time Guide operation no. and/or SMS job no. |
| Engine |
104.941 |
104.991/992/994 |
| Models |
202.028 |
124.032/052/066/092
129.063
140.032/033 |
| HFM-SFI system designation |
3.4 |
3.4 |
Warmup (07-2321) 12)
Transmission selector lever position
Warmup speed (raised idle speed) time dependent
ECT <+20° C for approximately 20 seconds after start rpm
Warmup speed (raised idle speed) temperature dependent
ECT <0° C rpm
ECT 0 - 30° C rpm
ECT 30 - 40° C rpm
ECT >40° C rpm
Warmup HHT display
AIR pump after >20 seconds HHT display
Selector lever HHT display
A/C compressor (not engaged) HHT display
IAT ° C
CTP contact (accelerator pedal not depressed) HHT display
Catalytic converter heating, idle HHT display
Transmission upshift delay HHT display
|
P/N D
1150±100
1000±50
950±50 850±50
750±50 650±50
700±50 600±50
<80° C ON
>80° C OFF
OFF
ON
OFF
>20
ON
ON
ON |
P/N D
1150±100
1000±50
950±50 850±50
750±50 650±50
700±50 600±50
<80° C ON
>80° C OFF
OFF
ON
OFF
>20
ON
ON
ON |
| 12) Time Guide operation no. and/or SMS job no. |
| Engine |
104.992 |
| Models |
124.032/052/066/092 |
| HFM-SFI system designation |
3.4 |
Engine performance 6) (07-1203 or 07-1206) 12)
Engine speed rpm
Ignition timing with premium unleaded gasoline (91 posted/95 RON) °CKA
Injection duration ms
Air mass kg/h
WOT recognition HHT display
Camshaft timing adjustment >2000 rpm HHT display
Intake manifold resonance flap HHT display
VSS mph (km/h)
Deceleration shut-off >2100 rpm HHT display
Transmission overload protection switch, TR "D" 11) V
Altitude mbar
CC operation HHT display
Output, 4-speed AT, TR 3 hp
Ignition fault counter HHT display
Coil fault counter HHT display
Coil spark duration ms
Coil spark voltage 10) V
Knock ignition angle/cylinder °CKA
|
5500
20 - 24
14 - 17
580 - 620
ON
OFF
ON
> 62 (100)
ON
< 1
refer to barometer
OFF/ON
160
0
0
1.5 - 1.9
34 - 37
0.0 |
6) These are minimum performance values. Do not exceed speed of 80 mph. It is not possible to simulate coolant and intake air temperature as these are determined by the HFM-SFI system.
Provide adequate cooling using external fan when checking wide open throttle performance.
10) Display only on Bosch control modules.
11) On vehicles, which start in 1st gear, drive in transmission range "D" above 12 mph (20 km/h).
12) Time Guide operation no. and/or SMS job no. |
| Engine |
104.941 |
| Models |
202.028 |
| HFM-SFI system designation |
3.4 |
Engine performance 6) (07-1203 or 07-1206) 12)
Engine speed rpm
Ignition timing with premium unleaded gasoline (91 posted/95 RON) °CKA
Injection duration ms
Air mass kg/h
WOT recognition HHT display
Camshaft timing adjustment >2000 rpm HHT display
Intake manifold resonance flap HHT display
VSS mph (km/h)
Deceleration shut-off >2100 rpm HHT display
Transmission overload protection switch, TR "D" 11) V
Altitude mbar
CC operation HHT display
Output, 4-speed AT, TR 3 hp
Ignition fault counter HHT display
Coil fault counter HHT display
Coil spark duration ms
Coil spark voltage 10) V
Knock ignition angle/cylinder °CKA
|
5400
20 - 24
11 - 14
520 - 580
ON
OFF
ON
> 62 (100)
ON
< 1
refer to barometer
OFF/ON
141
0
0
1.5 - 1.9
34 - 37
0.0 |
6) These are minimum performance values. Do not exceed speed of 80 mph. It is not possible to simulate coolant and intake air temperature as these are determined by the HFM-SFI system.
Provide adequate cooling using external fan when checking wide open throttle performance.
10) Display only on Bosch control modules.
11) On vehicles, which start in 1st gear, drive in transmission range "D" above 12 mph (20 km/h).
12) Time Guide operation no. and/or SMS job no. |
| Engine |
104.991 |
| Models |
129.063 |
| HFM-SFI system designation |
3.4 |
Engine performance 6) (07-1203 or 07-1206) 12)
Engine speed rpm
Ignition timing with premium unleaded gasoline (91 posted/95 RON) °CKA
Injection duration ms
Air mass kg/h
WOT recognition HHT display
Camshaft timing adjustment >2000 rpm HHT display
Intake manifold resonance flap HHT display
VSS mph (km/h)
Deceleration shut-off >2100 rpm HHT display
Transmission overload protection switch, TR "D" 11) V
Altitude mbar
CC operation HHT display
Output, 5-speed AT, TR 3 hp
Ignition fault counter HHT display
Coil fault counter HHT display
Coil spark duration ms
Coil spark voltage 10) V
Knock ignition angle/cylinder °CKA
|
5500
20 - 24
14 - 17
580 - 620
ON
OFF
ON
> 62 (100)
ON
< 1
refer to barometer
OFF/ON
141
0
0
1.5 - 1.9
34 - 37
0.0 |
| Engine |
104.994 |
| Models |
140.032/033 |
| HFM-SFI system designation |
3.4 |
Engine performance 6) (07-1203 or 07-1206) 12)
Engine speed rpm
Ignition timing with premium unleaded gasoline (91 posted/95 RON) °CKA
Injection duration ms
Air mass kg/h
WOT recognition HHT display
Camshaft timing adjustment >2000 rpm HHT display
Intake manifold resonance flap HHT display
VSS mph (km/h)
Deceleration shut-off >2100 rpm HHT display
Transmission overload protection switch, TR "D" 11) V
Altitude mbar
CC operation HHT display
Output, 5-speed AT, TR 3 hp
Ignition fault counter HHT display
Coil fault counter HHT display
Coil spark duration ms
Coil spark voltage 10) V
Knock ignition angle/cylinder °CKA
|
5500
20 - 24
14 - 17
580 - 620
ON
OFF
ON
> 62 (100)
ON
< 1
refer to barometer
OFF/ON
141
0
0
1.5 - 1.9
34 - 37
0.0 |
6) These are minimum performance values. Do not exceed speed of 80 mph. It is not possible to simulate coolant and intake air temperature as these are determined by the HFM-SFI system.
Provide adequate cooling using external fan when checking wide open throttle performance.
10) Display only on Bosch control modules.
11) On vehicles, which start in 1st gear, drive in transmission range "D" above 12 mph (20 km/h).
12) Time Guide operation no. and/or SMS job no |
| Engine |
104.941 |
104.991/992/994 |
| Models |
202.028 |
124.032/052/066/092
129.063
140.032/033 |
| HFM-SFI system designation |
3.4 |
3.4 |
On-off ratio
Idle speed rpm
Engine speed rpm
On-off ratio at WOT and TR 3 %
On-off ratio at upper partial load and TR "D", 75 mph (120 km/h),
32 hp (24 kW) %
On-off ratio at upper partial load and TR "D", 31 mph (50 km/h),
9 hp (7 kW) %
Exhaust gas back pressure mbar
|
600 - 800
3500
0 ± 10 constant
±10 oscillates
±10 oscillates
< 600 |
600 - 800
3500
0 ± 10 constant
±10 oscillates
±10 oscillates
< 700 |
|
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