4.13.4. Check of electric parameters of a control system of the engine

Check of power-supply circuits of a control system of the engine is given in tab. 2.11, check of resistance of knots and KSUD units is given in tab. 2.12, check of passing of signals of KSUD sensors is given in tab. 2.13.

Order of connection of the control device to conclusions	Check conditions	Result of check, standard values	Possible malfunction
Conclusion "46" sockets of the controller and "weight"	The switch of ignition is switched off	U = U акк.бат.	Break of a wire between the rechargeable battery and a conclusion "46" sockets of the controller. The safety lock No. 41 or unreliability of connections in the assembly block of a motor compartment burned down
Conclusions "1", "3" sockets of the relay of food and "weight"	The same	The same	Break of a wire between the rechargeable battery and sockets of the relay of food. The safety lock No. 41 or unreliability of connections in the assembly block of a motor compartment burned down
Conclusion "2" sockets of the relay of food and "weight"	»	»	The food relay is faulty
Conclusion  "4"  sockets of the controller and "weight"	»	»	Break of a wire between a conclusion "4" sockets of the controller and a conclusion of "2" relays of food
Conclusion of "1" socket of the switch of ignition and "weight"	»	»	Break of a wire between the rechargeable battery and a conclusion of "1" socket of the switch of ignition. The safety lock of "i" or unreliability of connections in the assembly block of a motor compartment burned down
Conclusion "3" sockets of the relay of turning on of the electromagnetic coupling of the compressor of the conditioner (the right block of the relay in a motor compartment) and "weight"	»	»	Break of a wire between the rechargeable battery and a conclusion "3" sockets of the relay. The safety lock No. 30 or a safety lock "д" or unreliability of connections in the assembly block of a motor compartment burned down
Conclusions "2" and "3" sockets of the switch of ignition and "weight"	Put an ignition switch key in position of "ASS", then in the provision of "ON"	»	The ignition switch is faulty
Conclusion "44" sockets of the controller and "weight"	The same	»	Break of a wire between a conclusion "44" sockets of the controller and a conclusion "3" switches of ignition
Conclusion "5" sockets of the relay of food and "weight"	»	»	Food relay
Conclusions  "38",  "47", "109"  sockets of the controller, conclusion "5" sockets of the relay of food and "weight"	»	»	Break of a wire between conclusions "38", "47", "109" sockets of the controller
Conclusion of "5" 6-shtyrko-vogo socket of gray color of the distributor of ignition and "weight"	»	»	Break of a wire between a conclusion "5" sockets of the distributor of ignition and a conclusion "5" sockets of the relay of food
Conclusion of "7" 2-shtyrko-vogo socket of gray color	»	»	Break of a wire between a conclusion "7" sockets of the distributor of ignition and a conclusion "3" sockets of the switch of ignition
Conclusion "3" sockets of the measuring instrument  of a mass consumption  of air  and "weight"	»	»	Break of a wire between a conclusion "3" sockets of the measuring instrument of a mass consumption of air and a conclusion "5" sockets of the relay of food
Conclusion  "2"  sockets of each  nozzle  and "weight"	»	»	Break of a wire between a conclusion "2" sockets of a nozzle and a conclusion "3" sockets of the switch of ignition
Conclusion of "1" socket of the regulator of idling and "weight"	»	»	The break of a wire between a conclusion of "1" socket of the regulator of idling and a conclusion "3" sockets of the switch of ignition Burned down a safety lock No. 25 or unreliability of connections in the assembly block of interior of the car
Conclusion  "2"  sockets of the HORN and "weight" electromagnetic valve	»	»	Break of a wire between a conclusion "2" sockets of the HORN electromagnetic valve and the ignition switch. The safety lock No. 25 or unreliability of connections in the assembly block of interior of the car burned down
Conclusions "1", "3" sockets of the relay of turning on of the fuel pump and "weight"	Put an ignition switch key in position of "ASS", then in the provision of "ON"	U = U of the academician baht.	Break of a wire between conclusions "1", "3" sockets of the relay of turning on of the fuel pump and the ignition switch. The safety lock No. 17 or unreliability of connections in the assembly block of interior of the car burned down
Conclusion "2" sockets of the relay of turning on of the fuel pump	The same	The same	Relay of turning on of the fuel pump
Conclusion "106" sockets of the controller and "weight"	»	»	Break of a wire between a conclusion "106" sockets of the controller and a conclusion "2" sockets of the relay of turning on of the fuel pump
Conclusion "3" sockets of the sensor of content of oxygen in the fulfilled gases and "weight"	»	»	Break of a wire between a conclusion "3" sockets of the sensor and the ignition switch. The safety lock No. 16 or unreliability of connections in the assembly block of interior of the car burned down
Conclusion of "1" socket of the relay of turning on of the electromagnetic coupling of the compressor of the conditioner (the right block of the relay in a motor compartment) and "weight"	»	»	Break of a wire between a conclusion of "1" socket of the relay of turning on of the electromagnetic coupling of the compressor of the conditioner and the switch of ignition. The safety lock No. 6 or unreliability of connections in the assembly block of interior of the car burned down
Conclusion "3" sockets of the relay of turning on of the electromagnetic coupling of the compressor of the conditioner and "weight"	»	»	Relay of turning on of the electromagnetic coupling of the compressor of the conditioner
Conclusion "11" sockets of the controller and "weight"	»	»	Break of a wire between a conclusion "11" sockets of the controller and a conclusion "2" sockets of the relay of turning on of the electromagnetic coupling of the compressor of the conditioner
Conclusion "5" sockets of the relay of turning on of the fuel pump and "weight"	An inspection is carried out during a 5-second delay of turning on of the fuel pump	»	Relay of turning on of the fuel pump
Conclusion of "1" socket of brown color of the fuel pump and "weight"			Break of a wire between a conclusion of "1" socket of the fuel pump and a conclusion "5" sockets of the relay of turning on of the fuel pump
Conclusion "106" sockets of the controller and "weight"	»	U = 0	Malfunction of the controller
Conclusion "6" sockets of the switch of ignition and "weight"	Put an ignition switch key in position of "ST"	U = U of the academician baht.	The ignition switch is faulty
Conclusion "34" sockets of the controller	The same	The same	Break of a wire between a conclusion "34" sockets of the controller and a conclusion "6" sockets of the switch of ignition. The safety lock No. 36 or unreliability of connections in the assembly block of interior of the car burned down
Conclusion "5" sockets of the relay of turning on of the electromagnetic coupling of the compressor of the conditioner (the right block of the relay in a motor compartment) and "weight"	The engine idles. The conditioner is switched on	»	The relay of turning on of the electromagnetic coupling of the compressor of the conditioner is faulty
Conclusion of "1" socket of the regulator of the accelerated idling and "weight"	The same	»	Break of a wire between a conclusion of "1" socket of the regulator of the accelerated idling and a conclusion "5" sockets of the relay of turning on of the electromagnetic coupling of the compressor of the conditioner
Conclusion "11" sockets of the controller and "weight"	»	U=0	Malfunction of the controller

The checked system element	Conclusions or points of connection	Standard, value, result of check	Possible malfunction
Sensor    of position of the camshaft and frequency of rotation of the engine	Conclusion "4" sockets (gray color) of the distributor of ignition and conclusions of the socket of the 40 and 31 controller (on GA14DE and GA16DE engines) or conclusions "30" and "22" (on the SR20DE engine)	The device has to show lack of break of a chain	Malfunction of the sensor. Break of a wire between a conclusion "4" sockets of the distributor of ignition and the specified controller conclusions. Violation of shielding of a wire
	Conclusion "6" sockets (gray color) of the distributor of ignition and "weight"	R = 0,5 Ohms	Break of a wire between a conclusion "6" sockets of the distributor of ignition and a point of connection of "weight"
Measuring instrument of a mass consumption of air	Conclusion "3" sockets of the measuring instrument of a mass consumption of air and conclusions "21", "29" sockets of the controller	The device has to show lack of break of a chain	Measuring instrument of a mass consumption of air. Break of a wire between a conclusion "2" sockets of the measuring instrument of a mass consumption of air and conclusions "21", "29" sockets of the controller
	Conclusion of "1" socket of the measuring instrument of a mass consumption of air and conclusion "16" sockets of the controller	R = <0,5 Ohms	Break of a wire between a conclusion of "1" socket of the measuring instrument of a mass consumption of air and a conclusion "16" sockets of the controller. Shielding of a wire is faulty
	Conclusion "2" sockets of the measuring instrument of a mass consumption of air and conclusions "21", "29" sockets of the controller	The device has to show lack of break of a chain	Break of a wire between a conclusion "2" sockets of the measuring instrument of a mass consumption of air and conclusions "21", "29" sockets of the controller
Measuring instrument of a mass consumption of air	Conclusion of "1" measuring instrument of a mass consumption of air and "weight"	The device has to show lack of break of a chain	Break of a wire between a conclusion of "1" socket of the measuring instrument and a point of connection of "weight"
Sensor of temperature of cooling liquid	Conclusions "18" and "21", "29" sockets of the controller	Resistance size: 7,0-11,4 kOhm at -10 °C; 2,1-2,9 kOhm at 20 °C; 0,6-1,0 kOhm at 50 °C; 0,23-0,26 kOhm at 90 °C; 0,15 kOhm at 110 °C	Malfunction of the sensor. Break of a wire between a conclusion "2" sockets of the sensor and a conclusion "18" sockets of the controller. Break of a wire between a conclusion of "1" socket of the sensor and conclusions "21", "29" sockets of the controller
Ignition distributor	Conclusion "8" sockets (gray color) of the distributor of ignition and conclusion "3" sockets of the controller	R = <2,2 Ohms	Malfunction of the control resistor. Break of a wire between a conclusion "8" sockets of the distributor of ignition and a conclusion of "1" control resistor. Break of a wire between a conclusion "2" sockets of the control resistor and a conclusion "3" sockets of the controller
	Conclusion of "1" socket (gray color) of the distributor of ignition and conclusion of "1" socket of the controller	R = <0,5 Ohms	Break of a wire between a conclusion of "1" socket of the distributor of ignition and a conclusion of "1" socket of the controller
	Conclusion "2" sockets 9 (gray color) of the distributor of ignition and "weight"	The device has to show lack of break of a chain	Break of a wire between a conclusion "2" sockets of the distributor of ignition and a point of connection of "weight"
	Conclusion "2" sockets of gray color and conclusion of "8" 2-shtyrko-vogo socket of gray color of the distributor of ignition	Resistance has to differ from 0	Malfunction of the switchboard
Ignition coil (primary winding)	Conclusions "7" and "8" 2-probe-kovogo of the socket of gray color of the distributor of ignition	R = 1,0 Ohms (0,5-1,0 Ohms on the SR20DE engine)	Malfunction of the coil of ignition
Ignition coil (secondary winding)	Conclusion "7" 2-shtyrkovy sockets of gray color of the distributor of ignition and high-voltage conclusion of the distributor of ignition	R = 10,0 kOhm (25,0 kOhm on the SR20DE engine)	Ignition coil
Sensor    of provision of a butterfly valve	Conclusions "37" and "21", "29" sockets of the controller	R = 4,6 kOhm	Malfunction of the sensor. Break of a wire between a conclusion of "1" socket of the sensor and a conclusion "37" sockets of the controller. Break of a wire between a conclusion "3" sockets of the sensor and conclusions "21", "29" sockets of the controller
	Conclusions "37" and "20" sockets of the controller	The pedal      of the drive of a butterfly valve is completely released: R = 4,0 kOhm; it is completely pressed: R = 0,5 kOhm	Malfunction of the sensor. Break of a wire between a conclusion of "1" socket of the sensor and a conclusion "37" EBU sockets. Break of a wire between a conclusion "2" sockets of the sensor and a conclusion "20" sockets of the controller. Violation of shielding of a wire
	Conclusions "20" and "21", "29" sockets of the controller	The pedal is completely released: R = 0,5 kOhm (1,0 kOhm on the SR20DE engine); it is completely pressed: R = 4,0kOm (10,0kOm on the SE20DE engine)	Malfunction of the sensor. Break of a wire between a conclusion "2" sockets of the sensor and a conclusion "20" sockets of the controller. Break of a wire between a conclusion "3" sockets of the sensor and conclusions "21", "29" sockets of the controller. Violation of shielding of a wire
The detonation sensor (on the SR20DE engine)	Conclusion "27" controllers and "weight"	R = infinity.	Malfunction of the sensor of a detonation
Fuel nozzle 1 - го the cylinder	Conclusion "2" sockets of a nozzle and conclusion of "101" sockets of the controller	R = 10-14 Ohms	Malfunction of a nozzle. Break of a wire between a conclusion of "1" socket of a nozzle and a conclusion of "101" sockets of the controller
Fuel nozzle of the 2nd cylinder	Conclusion "2" sockets of a nozzle and conclusion "110" sockets of the controller	R = 10-14 Ohms	Malfunction of a nozzle. Break of a wire between a conclusion of "1" socket of a nozzle and a conclusion "110" sockets of the controller
Fuel nozzle of the 3rd cylinder	Conclusion "2" sockets of a nozzle and conclusion "103" sockets of the controller	R = 10-14 Ohms	Malfunction of a nozzle. Break of a wire between a conclusion of "1" socket of a nozzle and a conclusion "103" sockets of the controller
Fuel nozzle of the 4th cylinder	Conclusion "2" sockets of a nozzle and conclusion "112" sockets of the controller	R = 10-14 Ohms	Malfunction of a nozzle. Break of a wire between a conclusion of "1" socket of a nozzle and a conclusion "112" sockets of the controller
Fuel pump	Conclusions of "1" and "2" fuel pumps	R=1-5 Ohm	Malfunction of the fuel pump
	Conclusion "2" sockets of the fuel pump and "weight"	R = <0,5 Ohms	Break of a wire between a conclusion "2" sockets of the fuel pump and a point of connection of "weight"
Idling regulator	Conclusion of "1" socket of the regulator of idling and conclusion "113" sockets of the controller	R=10 Ohm	Malfunction of the regulator of idling. Break of a wire between a conclusion "2" sockets of the regulator of idling and a conclusion "113" sockets of the controller
The regulator of the accelerated idling	Conclusions "1" and "2" sockets of the regulator of the accelerated idling	R = 26 Ohms	Malfunction of the regulator of the accelerated idling
	Conclusion "2" sockets of the regulator of the accelerated idling and "mass" (GF14DEMGF16DE engines)	R = 0,5 Ohms	Break of a wire between a conclusion "2" sockets of the regulator of the accelerated idling and a point of connection of "weight"
HORN electromagnetic valve and purges of an absorber	Conclusion "2" sockets of the HORN electromagnetic valve and conclusion "105" sockets of the controller	R = 32,6 Ohms	Malfunction of the electromagnetic valve. Break of a wire between a conclusion of "1" socket of the electromagnetic valve and a conclusion "105" sockets of the controller
The sensor   of content of oxygen in the fulfilled gases	Conclusion of "1" socket of the sensor and conclusion "102" sockets of the controller	R = 2,3-4,3 Ohms	Malfunction of the sensor. Break of a wire between a conclusion of "1" socket of the sensor and a conclusion "102" sockets of the controller
Pressure sensor in system of the hydraulic booster of steering	Conclusion "43" sockets of the controller and conclusion "2" sockets of the sensor of pressure	R = infinity at the wheels established directly; R = 0,5 Ohms at the wheels  turned  against the stop	Malfunction of the sensor of pressure. Break of a wire between a conclusion "43" sockets of the controller and a conclusion of "1" socket of the sensor of pressure
	Conclusion "2" sockets of the sensor of pressure and "weight"	R = <0,5 Ohms	Break of a wire between a conclusion "2" sockets of the sensor of pressure and a point of connection of "weight"
Sensor of position of the lever of gear shifting	Conclusion "35" sockets of the controller and conclusion "2" sockets of the sensor	R = infinity by the included transfer; R = 0,5 Ohms at neutral position of the lever	Malfunction of the sensor. Break of a wire between a conclusion "35" sockets of the controller and a conclusion of "1" socket of the sensor
	Conclusion "2" sockets of the sensor and "weight"	R = <0,5 Ohms	Break of a wire between a conclusion "2" sockets of the sensor and a point of connection of "weight"
Sensor of position of the lever of the selector	Conclusion "35" sockets of the controller and conclusion of "1" socket of the sensor	R = infinity by the included transfer; R = 0,5 Ohms when finding the lever of the selector in situation "P" or "N"	Malfunction of the sensor. Break of a wire between a conclusion "35" sockets of the controller and a conclusion "2" sockets of the sensor and a point of connection of "weight"
	Conclusion of "1" socket of the sensor and "weight"	R = <0,5 Ohms	Break of a wire between a conclusion of "1" socket of the sensor and a point of connection of "weight"
Points    of connection of "mass" of the controller	Conclusions "6", "13", "39", "48", "107", "108", "116" sockets of the controller and "weight"	R = <0,5 Ohms	Wire breakage between conclusions "6", "13", "39", "48", "107", "108", "116" sockets of the controller and points of connection of "weight"

The checked sensor	Conclusions for connection of the measuring device	Standard value, result of check	Possible place of malfunction
Sensor of temperature of cooling liquid *	Conclusions "18" and "21", "29" sockets of the controller	U = 5B	Malfunction of the controller
Sensor of provision of a butterfly valve *	Conclusions "37" and "21", "29" sockets of the controller	The same	The same
Sensor of position of the lever of gear shifting *	Conclusion "35" sockets of the controller and conclusion "2" sockets of the sensor	U = 5 B by the included transfer; there is no tension at neutral position of the lever	»
Sensor of position of the lever of the selector *	Conclusion "35" sockets of the controller and conclusion of "1" socket of the sensor	U = 5 B by the included transfer; there is no tension when finding the lever of the selector in situation "P" and "N"	»
Sensor of position of the camshaft and frequency of rotation of the engine **	Conclusions "40", "31" sockets of the controller (for GA14DE and GA16DE engines) or "30", "22" (for the SR20DE engine)	Change of voltage from 0 to 5 V depending on the frequency of rotation of the engine	Malfunction of the sensor
The sensor of content of oxygen in the fulfilled gases	Conclusions "19", "102" sockets of the controller	Change of tension from 0,1 to 0,8 In in process of warming up of the engine up to the working temperature	Malfunction of the sensor. Break of a wire between a conclusion "102" sockets of the controller. Break of a wire between a conclusion "2" sockets of the sensor and a conclusion "19" sockets of the controller. Violation of shielding of a wire
Pressure sensor in system of the hydraulic booster of steering	Conclusion "43" sockets of the controller and conclusion "2" sockets of the sensor	There is no tension at the wheels established directly; U = 5 B at the wheels turned against the stop	Malfunction of the controller

PREVENTIONS You carry out inspections on controller socket block conclusions. At the same time the plug socket has to be disconnected from the controller. During measurements plug sockets of the checked elements should not be disconnected. You carry out inspections at the connected controller socket with use of the transitional block connected consistently between the controller and its shtekerny socket.

After end of a cycle of check switch off ignition.