Isuzu 4JJ1 Manuals

Manuals and User Guides for Isuzu 4JJ1. We have 1 Isuzu 4JJ1 manual available for free PDF download: Workshop Manual

Isuzu 4JJ1 Workshop Manual

Isuzu 4JJ1 Workshop Manual (382 pages)

ENGINE CONTROL SYSTEM

Brand: Isuzu | Category: Control Systems | Size: 15.27 MB

Table of Contents

Engine Control System

4
Engine Control System (4Jj1) 1A-35

38
- Scan Tool Data List
  40
- Scan Tool Data Definitions
  43
- Scan Tool Output Controls
  48
- Scan Tool Does Not Power
  49
- Scan Tool Does Not Communicate with
  50
- Scan Tool Does Not Communicate with CAN Device (Euro 4 Specification)
  50
- Keyword Device
  53
- Lost Communication with the Engine Control Module (ECM)
  57
- Engine Cranks but Does Not Run
  60
- DTC P0016 (Flash Code 16)
  62
- DTC P0045 (Flash Code 33)
  64
- DTC P0079 or P0080 (Flash Code 38)
  67
- Go to Step
  69
- DTC Go to Step
  70
- DTC P0087 (Flash Code 225)
  70
- Go to Applicable DTC Go to Step
  70
- DTC P0088 (Flash Code 118)
  75
- DTC P0089 (Flash Code 151)
  80
- Go to Applicable
  80
- Go to Applicable DTC Go to Step
  80
- Go to Diagnostic
  80
- DTC P0091 or P0092 (Flash Code 247)
  83
- DTC P0093 (Flash Code 227)
  86
- DTC P0101 (Flash Code 92)
  92
- System Check
  92
- DTC P0102 or P0103 (Flash Code 91)
  95
- DTC P0107 or P0108 (Flash Code 32)
  99
- DTC P0112 or P0113 (Flash Code 22)
  103
A-102 Engine Control System (4Jj1)

105
- DTC P0116 (Flash Code 23)
  107
- DTC P0117 or P0118 (Flash Code 23)
  109
- 4.8 Volts
  111
- Connect a 3-Amp Fused Jumper Wire between the Signal Circuit and the Low Reference Circuit
  111
- Connect a DMM between the Signal Circuit
  111
- DID You Find and Correct the Condition? Go to Step
  111
- Is the DMM Voltage more than the Specified Value? Go to Step
  111
- Repair the Circuit(S) as Necessary
  111
- Turn off the Ignition
  111
- Turn on the Ignition, with the Engine off
  111
- Volts Is the IAT Sensor Parameter more than the Go to Diagnostic Specified Value? Go to Step 4 Aids
  111
- DTC P0122 or P0123 (Flash Code 43)
  113
- DTC P0182 or P0183 (Flash Code 211)
  117
- 4.8 Volts
  119
- Go to Step 6
  119
- Is the IAT Sensor Parameter Less than the Specified Value? Go to Step
  119
- Signal Circuit
  119
- Test the Signal Circuit between the ECM
  119
- Value? Go to Step
  119
- DTC P0192 or P0193 (Flash Code 245)
  121
- DTC P0201, P0202, P0203 or P0204
  125
- Repair the Circuit(S) as Necessary
  126
- DTC P0217 (Flash Code 542)
  133
- DTC P0219 (Flash Code 543)
  135
- DTC P0234 (Flash Code 42)
  137
- DID You Find and Correct the Condition? Go to Step
  138
- DTC P0299 (Flash Code 65)
  140
- DTC P0335 (Flash Code 15)
  143
- DTC P0336 (Flash Code 15)
  146
- DTC P0340 (Flash Code 14)
  148
- DTC P0341 (Flash Code 14)
  151
- DTC P0380 (Flash Code 66)
  153
- DTC P0381 (Flash Code 67)
  155
- DTC P0401 (Flash Code 93)
  158
- DTC P0404 (Flash Code 45)
  161
- DTC P0409 (Flash Code 44)
  164
- DTC P0426 (Flash Code 143)
  167
- DTC P0427 or P0428 (Flash Code 48)
  169
- DTC P042B (Flash Code 145)
  174
- DTC P042C or P042D (Flash Code 49)
  176
- DTC P0477 or P0478 (Flash Code 46)
  181
- DTC P0500 (Flash Code 25)
  184
- DTC P0502 or P0503 (Flash Code 25)
  187
- DTC P0560 (Flash Code 155)
  193
- DTC P0563 (Flash Code 35)
  196
- DTC P0601 (Flash Code 53)
  197
- DTC P0602 (Flash Code 154)
  198
- DTC P0604, P0606 or P060B
  200
- DTC P0633 (Flash Code 176)
  201
- DTC P0638 (Flash Code 61)
  202
- DTC P0641 (Flash Code 55)
  205
- DTC P0650 (Flash Code 77)
  208
- DTC P0651 (Flash Code 56)
  211
- DTC P0685 or P0687 (Flash Code 416)
  214
- DTC P0697 (Flash Code 57)
  217
- DTC P1093 (Flash Code 227)
  220
- DTC P1261 or P1262 (Flash Code 34)
  225
- DTC P1404 (Flash Code 45)
  226
- DTC P1455 (Flash Code 132)
  228
- DTC P1471 (Flash Code 149)
  230
- DTC P161B (Flash Code 179)
  233
- DTC P1621 (Flash Code 54)
  235
- DTC P1664 (Flash Code 76)
  236
- DTC P1669 (Flash Code 75)
  239
- DTC P2122 or P2123 (Flash Code 121)
  244
- DTC P2127 or P2128 (Flash Code 122)
  248
- DTC P2138 (Flash Code 124)
  252
- DTC P2146 or P2149
  254
- DTC P2227 (Flash Code 71)
  259
- DTC P2228 or P2229 (Flash Code 71)
  262
- DTC P242F (Flash Code 131)
  266
- DTC P2452 (Flash Code 142)
  268
- DTC P2453 (Flash Code 141)
  271
- DTC P2454 or P2455 (Flash Code 47)
  274
- DTC P2456 (Flash Code 47)
  279
- DTC P2458 (Flash Code 139)
  281
- DTC P2527 or P2528 (Flash Code 233)
  284
- DTC P253A (Flash Code 28)
  289
- DTC P256A (Flash Code 31)
  292
- DTC U0073 (Flash Code 84)
  296
- DTC U0101 (Flash Code 85)
  299
- DTC U0167 (Flash Code 177)
  301
- EGR Control System Check
  302
- Glow Control System Check
  306
- Engine Warm up Control System Check
  309
- Exhaust Brake Control System Check
  312
- Diesel Particulate Defuser (DPD) Control System Check
  318
- Symptoms - Engine Controls
  324
- Intermittent Conditions
  326
- Hard Start
  329
- Rough, Unstable, or Incorrect Idle and Stalling
  331
- High Idle Speed
  333
- Cuts out
  334
- Surges
  335
- Lack of Power, Sluggishness or Sponginess . 1A-334
  337
- Hesitation, Sag or Stumble
  339
- Abnormal Combustion Noise
  341
- Poor Fuel Economy
  342
- Excessive Smoke (Black Smoke)
  344
- Excessive Smoke (White Smoke)
  346
- Frequently
  348
- DPD System Regeneration Long Time
  350
- Engine Control Module (ECM) Replacement . 1A-349
  352
- Repair Instructions
  352
- Description
  354
- Service Programming System (SPS)
  354
- Service Programming System (SPS) (Remote Procedure)
  355
- Service Programming System (SPS) (Pass-Thru Procedure)
  356
- Description and Operation
  358
- Engine Control Module (ECM) Description
  358
- Engine Control Component Description
  361
- Fuel System Description
  365
- Fuel System Component Description
  366
- Fuel Injection System Description
  370
- Exhaust Gas Recirculation (EGR) System Description
  371
- Turbocharger Description
  372
- Diesel Particulate Defuser (DPD) System Description
  375
- Special Tools and Equipment
  378

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