Isuzu KB P190. Manual — part 259

6E-2 Engine Control System (4JH1)

DTC P0380 (Symptom Code 8)

(Flash Code 66) . . . . . . . . . . . 6E-139

DTC P0381 (Symptom Code 4)

(Flash Code 67) . . . . . . . . . . . 6E-141

DTC P0381 (Symptom Code 8)

(Flash Code 67) . . . . . . . . . . . 6E-144

DTC P0400 (Symptom Code 3)

(Flash Code 32) . . . . . . . . . . . 6E-146

DTC P0400 (Symptom Code 4)

(Flash Code 32) . . . . . . . . . . . 6E-149

DTC P0400 (Symptom Code 5)

(Flash Code 32) . . . . . . . . . . . 6E-152

DTC P0400 (Symptom Code 8)

(Flash Code 32) . . . . . . . . . . . 6E-155

DTC P0500 (Symptom Code 1, A)

(Flash Code 24) . . . . . . . . . . . 6E-157

DTC P0500 (Symptom Code B)

(Flash Code 24) . . . . . . . . . . . 6E-160

DTC P0560 (Symptom Code 1)

(Flash Code 35) . . . . . . . . . . . 6E-166

DTC P0560 (Symptom Code 2)

(Flash Code 35) . . . . . . . . . . . 6E-167

DTC P0560 (Symptom Code A)

(Flash Code 35) . . . . . . . . . . . 6E-169

DTC P0561 (Symptom Code A)

(Flash Code 18) . . . . . . . . . . . 6E-171

DTC P0561 (Symptom Code B)

(Flash Code 18) . . . . . . . . . . . 6E-173

DTC P0602 . . . . . . . . . . . . . .6E-174

DTC P0606 (Symptom Code A, B)

(Flash Code 28) . . . . . . . . . . . 6E-175

DTC P0645 (Symptom Code 4)

(Flash Code 46) . . . . . . . . . . . 6E-176

DTC P0645 (Symptom Code 8)

(Flash Code 46) . . . . . . . . . . . 6E-179

DTC P0703 (Symptom Code A, B)

(Flash Code 25) . . . . . . . . . . . 6E-181

DTC P0704 (Symptom Code 6)

(Flash Code 57) . . . . . . . . . . . 6E-185

DTC P1105 (Symptom Code 1)

(Flash Code 86) . . . . . . . . . . . 6E-188

DTC P1105 (Symptom Code 2)

(Flash Code 86) . . . . . . . . . . . 6E-189

DTC P1120 (Symptom Code 1)

(Flash Code 21) . . . . . . . . . . . 6E-190

DTC P1120 (Symptom Code 7)

(Flash Code 21) . . . . . . . . . . . 6E-193

DTC P1120 (Symptom Code 9)

(Flash Code 21) . . . . . . . . . . . 6E-195

DTC P1120 (Symptom Code D)

(Flash Code 21) . . . . . . . . . . . 6E-197

DTC P1120 (Symptom Code E)

(Flash Code 21) . . . . . . . . . . . 6E-200

DTC P1173 (Symptom Code 3)

(Flash Code 22) . . . . . . . . . . . 6E-204

DTC P1173 (Symptom Code 7, A)

(Flash Code 22) . . . . . . . . . . . 6E-206

DTC P1335 (Symptom Code A)

(Flash Code 43) . . . . . . . . . . . 6E-207

DTC P1345 (Symptom Code A)

(Flash Code 41) . . . . . . . . . . . 6E-209

DTC P1520 (Symptom Code A)

(Flash Code 47) . . . . . . . . . . . 6E-210

DTC P1520 (Symptom Code B)

(Flash Code 47) . . . . . . . . . . . 6E-213

DTC P1605 (Symptom Code C, D, E)

(Flash Code 55) . . . . . . . . . . . 6E-216

DTC P1610 (Symptom Code A)

(Flash Code 56) . . . . . . . . . . . 6E-217

DTC P1611 (Symptom Code A)

(Flash Code 56) . . . . . . . . . . . 6E-218

DTC P1612 (Symptom Code A)

(Flash Code 56) . . . . . . . . . . . 6E-219

DTC P1613 (Symptom Code A)

(Flash Code 56) . . . . . . . . . . . 6E-220

DTC P1614 (Symptom Code A)

(Flash Code 56) . . . . . . . . . . . 6E-221

DTC P1625 (Symptom Code A)

(Flash Code 76) . . . . . . . . . . . 6E-222

DTC P1625 (Symptom Code B)

(Flash Code 76) . . . . . . . . . . . 6E-224

DTC P1630 (Symptom Code A, B)

(Flash Code 51) . . . . . . . . . . . 6E-226

DTC P1650 (Symptom Code A)

(Flash Code 44) . . . . . . . . . . . 6E-227

DTC P1650 (Symptom Code B)

(Flash Code 44) . . . . . . . . . . . 6E-230

DTC P1651 (Symptom Code A, B)

(Flash Code 45) . . . . . . . . . . . 6E-231

DTC P1690 (Symptom Code 4)

(Flash Code 77) . . . . . . . . . . . 6E-234

DTC P1690 (Symptom Code 8)

(Flash Code 77) . . . . . . . . . . . 6E-237

Glow Control System Check . . . . . . ...6E-239

A/C Compressor System Check . . . . . .6E-242

Symptoms - Engine Controls . . . . . . . .6E-255

Symptoms - Engine Controls . . . . . . ..6E-255

Intermittent Conditions . . . . . . . . . 6E-256

Hard Start. . . . . . . . . . . . . . 6E-258

Engine Control System (4JH1) 6E-3

Rough, Unstable, or Incorrect Idle And

Stalling. . . . . . . . . . . . . . . 6E-260

Cut Out, Misses. . . . . . . . . . . ...6E-262

Surges/Chuggles. . . . . . . . . . . .6E-263

Lack of Power, Sluggishness, Sponginess . .6E-266

Hesitation, Sag, Stumble. . . . . . . . .6E-268

Fuel Knock/Combustion Noise. . . . . . 6E-270

Poor Fuel Economy. . . . . . . . . . .6E-271

Excessive Smoke (Black Smoke) . . . . ..6E-272

Excessive Smoke (White Smoke) . . . . ..6E-273

Repair Instructions . . . . . . . . . . . .6E-275

Engine Control Module (ECM) Replacement ..6E-275

Service Programming System (SPS)

Description . . . . . . . . . . . . . .6E-276

Service Programming System (SPS)

(Remote Procedure) . . . . . . . . . ..6E-277

Service Programming System (SPS)

(Pass-Thru Procedure) . . . . . . . . ..6E-278

Accelerator Pedal Position (APP) Sensor

Replacement . . . . . . . . . . . . ..6E-279

Crankshaft Position Sensor (CKP) Sensor

Replacement . . . . . . . . . . . . ..6E-279

EGR Solenoid Valve Replacement . . . . .6E-280

Engine Coolant Temperature Coolant

(ECT) Sensor Replacement . . . . . . ...6E-280

Mass Air Flow (MAF) / Intake Air Temperature

Sensor Replacement. . . . . . . . . ..6E-280

Turbocharger Solenoid Valve Replacement

[High Altitude Spec]. . . . . . . . . . 6E-281

Vacuum Pressure Sensor Replacement

[High Altitude Spec]. . . . . . . . . . 6E-281

Vehicle Speed Sensor (VSS) Replacement. 6E-282

Description And Operation . . . . . . . . .6E-283

Engine Control Module (ECM) . . . . . ...6E-283

Engine Control Component Description. . ..6E-284

Fuel Injection System Description . . . . ...6E-288

Low Pressure Fuel Circuit Description . . . 6E-290

High Pressure Fuel Circuit Description . . ...6E-291

Timing Control Device Description. . . . ..6E-294

Exhaust Gas Recirculation (EGR) System

Description . . . . . . . . . . . . . .6E-297

Turbocharger Description. . . . . . . . 6E-298

Special Tools And Equipment . . . . . . . 6E-299

Special Tools and Equipment . . . . . . .6E-299

6E-4 Engine Control System (4JH1)

Specifications

Temperature vs Resistance

Engine Coolant Temperature vs. Resistance

°C °F

Ohms

Temperature vs. Resistance Value (Approximately)

120 248 120

110 230 160

100 212 200

90 194 260

80 176 350

70 158 470

60 140 640

50 122 880

40 104

1250

30 86

1800

20 68

2650

10 50

4000

0 32

6180

-10 14 9810

-20 -4

16000

-30 -22

27000

Intake Air Temperature vs. Resistance

°C °F

Ohms

Temperature vs. Resistance Value (Approximately)

100 212 190

90 194 240

80 176 320

70 158 430

60 140 590

50 122 810

40 104

1150

30 86

1650

25 77

2000

20 68

2430

10 50

3660

0 32

5650

-10 14 8970

-20 -4

14700

Altitude vs Barometric Pressure

Altitude Measured

in Meters (m)

Altitude

Measured in

Feet (ft)

Barometric

Pressure

Measured in

Kilopascals (kPa)

Determine your altitude by contacting a local weather
station or by using another reference source.

4267 14000 56-64

3962 13000 58-66

3658 12000 61-69

3353 11000 64-72

3048 10000 66-74

2743 9000 69-77

2438 8000 71-79

2134 7000 74-82

1829 6000 77-85

1524 5000 80-88

1219 4000 83-91

914 3000 87-98

610 2000 90-98

305 1000

94-102

0

0 Sea Level

96-104

-305 -1000

101-105

Engine Control System (4JH1) 6E-5

Schematic And Routing Diagrams

Vacuum Hose Routing Diagram

Normal Altitude Spec

RTW66EMF001001

Legend

1. Vacuum

Pump

2. Blue Stripe Vacuum Hose

3. EGR Solenoid Valve

4. White Stripe Vacuum Hose

5. Intake

Duct

6. Yellow Stripe Vacuum Hose

7. EGR

Valve