AD07.51-P-6000-22B | Variable reference resistor HFM-SFI, testing electrical system of fuel injection system (HFM-SFI) | Bis 03/95 (HHT-Diagnosekennung 46) |
| Scope of test | Measuring instrument/ Test connection | Operation/Requirement | Specified value | Possible cause/Remedy | ||
1.0 | Reference resistor HFM-SFI (R16/6) Voltage Vehicles up to 03/95 (HHT diagnosis identifier 46) |
5 (1.5) | N3/4 |
6 (1.6) | Install coupling B on engine control module (HFM-SFI) (N3/4). Ignition: ON Position of reference resistor 1 2 3 4 5 6 7 |
TWC with - without 0.9 - 1.6 V 1.6 - 2.4 V 2.5 - 3.1 V 3.1 - 3.7 V 3.7 - 4.1 V 4.1 - 4.4 V 4.4 - 4.7 V | 1.1 Engine control module (HFM-SFI) (N3/4) |
1.1 | Resistance |
5 (1.5) | N3/4 |
6 (1.6) | Ignition: OFF Disconnect coupling A from engine control module (HFM-SFI) (N3/4). Position of reference resistor 1 2 3 4 5 6 7 |
250 Ω 490 Ω 950 Ω 1620 Ω 2610 Ω 4420 Ω 8660 Ω 5% | Cable R16/6 |