ISUZU 4HK1 Service Manual

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List of fault code entries (DTC) foe Isuzu 4HK1 Diesel Engine

Dtc

Flashing

Codes

DTC type

DTC description

Engine

complying with

Euro 4 standards

except engines

compliant with Euro

4 standards

p0016

16 A A

Discrepancy of the readings of the position sensors of the crankshaft and distribution shafts

p0045

33 A —

Malfunction in the circuit of the electromagnetic pressure control valve over theDuva

p0079

38 A —

Low signal level in the circuit of the solenoid control valve of the exhaust path

p0080

38 A —

High signal level in the circuit of the solenoid control valve of the exhaust path

p0087

225 A A

Low pressure in Fuel distribution Highway/fuel Supply system

p0088

118 D A

High pressure in Fuel distribution Highway/top Feed SystemLiwa (first Stage)

p0088

118 A A

High pressure in Fuel distribution Highway/top Feed SystemLiwa (second Stage)

p0089

151 A A

Fuel pressure regulator malfunction

p0091

247 A A

Low signal level in the fuel pressure regulator circuit

p0092

247 A A

High signal level in the fuel pressure regulator circuit

p0093

227 A A

Leakage in the fuel supply system

P0101

92 B -

Incorrect signal or malfunction in the circuit of the mass air flow sensor

p0102

91 A -

Low signal level at the input of the mass air flow sensor

p0103

91 A -

High signal level at the input of the mass air flow sensor

p0107

32 A A

Low signal level at the inlet of the absolute pressure sensor located in the inlet manifold

p0108

32 A A

High signal level at the inlet of the absolute pressure sensor located in the inlet manifold

p0112

22 A A

Low signal level in the inlet air temperature sensor chain

p0113

22 A A

High signal level in the inlet air temperature sensor chain

p0116

23 B -

Incorrect signal or malfunction in the coolant temperature sensor circuit

p0117

23 A A

Low signal level in the circuit of the coolant temperature sensor

p0118

23 A A

High signal level in the circuit of the coolant temperature sensor

p0122

43 A -

Low signal level in the throttle position sensor chain

P0123

43 A -

High signal level in the throttle position sensor chain

p0182

211 A A

Low signal level in the fuel temperature sensor circuit

p0183

211 A A

High signal level in the fuel temperature sensor circuit

p0192

245 A A

Low signal level in the fuel pressure sensor circuit

p0193

245 A A

High signal level in the fuel pressure sensor circuit

p0201

271 A A

Breakage in the chain of the first cylinder nozzle

p0202

272 A A

Breakage in the chain of the nozzle of the second cylinder

p0203

273 A A

Breakage in the chain of the nozzle of the third cylinder

p0204

274 A A

Breakage in the chain of the nozzle of the fourth cylinder

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p0217

542 D D

Coolant temperature exceeding

p0219

543 D A

Exceeding the speed of the engine crankshaft

p0234

42 A A

Excess pressurization

p0299

65 B A

Insufficient pressurization pressure

p0335

15 A A

Malfunction in the sensor chain of the crankshaft position

p0336

15 A A

Incorrect signal or malfunction in the crankshaft position sensor chain

p0340

14 A A

Malfunction in the sensor circuit of the distribution shaft position

p0341

14 A A

Incorrect signal or malfunction in the sensor circuit of the distributor positionShaft

p0380

66 C A

Malfunction in the chain of incandescent candles

p0381

67 C A

malfunction in the control lamp circuit of the pre-heating system

p0401

93 A —

Insufficient quantity Recycled Gases

p0404

45 A A

Incorrect signal or malfunction in the control circuit of the EGR system

p0409

44 A A

Malfunction in the EGR valve position sensor circuit

p0426

143 C —

Incorrect signal or malfunction in the circuit of the sensor № 1 temperature having workedGases

p0427

48 A —

Low signal level in № sensor chain 1 of exhaust gas temperature

p0428

48 A —

High signal level in the № sensor chain 1 of the exhaust gas temperature

p042b

145 C —

Incorrect signal or malfunction in the sensor circuit № 2 temperatures having workedGases

p042c

49 C —

Low signal level in № sensor chain 2 exhaust gas temperatures

p042d

49 C —

High signal level in № sensor chain 2 exhaust gas temperatures

p0477

46 - A

Low signal level in the control circuit of the exhaust tract damper

p0478

46 — A

High signal level in the pressure control valve circuit of the businesses releaseTavshih gases

p0500

25 B A

Malfunction of the speed sensor

p0502

25 A A

Low speed sensor input level

p0503

25 A A

High signal level at the input of the vehicle speed sensor

p0560

155 A —

Incorrect voltage in the on-board network

p0563

35 C A

High voltage in the on-board network

p0601

53 A A

Control unit internal RAM checksum error

p0602

154 C A

Control Unit Programming Error

p0604

153 A A

Control unit Internal RAM error

p0606

51 A A

ECM processor malfunction

p060b

36 A A

Malfunction in the circuit of the internal analog-digital converter of the control unit

p0633

176 C A

Immobilizer not programmed

p0638

61 B A

Incorrect signal or malfunction in control circuit of throttle actuator

p0641

55 A A

Malfunction in the circuit of the reference voltage of the sensor № 1

p0650

77 A D

Malfunction in control circuit of control lamp "check engine"

p0651

56 A A

Malfunction in the circuit of the reference voltage of the sensor № 2

p0685

416 C A

Breakage in the control circuit of the ECM power supply relay

p0687

416 C A

High signal level in ECM power relay control circuit