Possible malfunctions of the EPHH control unit. AZLK 2141 (Muscovite)
Service and car repairs of 2141 - the Muscovite.
1. General data
2. Engines
3. Power supply system
4. Cooling system
5. Transmission
6. Running gear
7. Tires, wheels
8. Steering
9. Brake management
10. Body
11. Electric equipment
11.1. Wires and safety locks
11.2. Block of safety locks and relay
11.3. Scheme of internal connections of the block of safety locks and relay
11.4. Rechargeable battery
11.5. Electric equipment installed on cars of fashion. 2141-01, 2335
11.6. Electric equipment (21412-01, 214122, 214123 and 23352, 233522, 233523)
11.6.1. Generator 581.3701
11.6.2. Starter 4216.3708
11.6.3. System of ignition of the engine of fashion. 331i 3317
11.6.3.1. Distributor of ignition 47.3706
11.6.3.2. B115-V ignition coil
11.6.3.3. Spark plugs
11.6.3.4. Economizer of Compulsory Idling (ECI)
11.6.3.5. EPHH control unit
11.6.3.5.1. Check of the EPHH control unit
11.6.3.5.2. Possible malfunctions of the EPHH control unit
11.6.3.6. Sensor screw of provision of a butterfly valve
11.6.3.7. EPHH electromagnetic valve
11.6.3.8. Sensor of emergency pressure of oil
11.6.4. System of ignition of the engine of fashion. 3313
11.7. Electric equipment (2141-01, 21412-01, 214122, 214123 e 2335, 23352, 233522, 233523)
11.8. Control devices
12. Electrical circuitries
 










fd148775

11-6-3-5-2-vozmozhnye-neispravnosti-bloka-upravleniya-ehpkhkh.html

11.6.3.5.2. Possible malfunctions of the EPHH control unit

REASON
ELIMINATION METHOD
EPHH does not turn off supply of fuel on the modes of compulsory idling
Wrong adjustment of the sensor screw
To adjust position of the sensor screw
The sensor screw is faulty: short circuit of motionless contact of the sensor on "mass" of the car
To replace the sensor screw


11.6.3.5.1. Check of the EPHH control unit

11.6.3.6. Sensor screw of provision of a butterfly valve