A L L Diagnostic Trouble Codes ( DTC )

• Testing and Inspection
  • Diagnostic Trouble Code Descriptions
    • Allison - Automatic Transmission
    • Diagnostic Trouble Code (DTC) List - Vehicle
    • Diagnostic Trouble Code (DTC) Type Definitions
      • Automatic Transaxle Diagnostic Trouble Code (DTC) Type Definitions
        • 6L50/6L80/6L90 - Automatic Transmission
        • Allison - Automatic Transmission
      • Powertrain Diagnostic Trouble Code (DTC) Type Definitions
    • MP 1625/1626-NQF - Transfer Case
      • B Code List
      • C Code List
    • MP 3023/3024-NQH - Transfer Case
      • B Code List
      • C Code List
    • 6L50/6L80/6L90 - Automatic Transmission
  • B Code Charts
    • B0000
    • B1E3A
    • B0012
    • B0013
    • B0015
    • B0016
    • B0019
    • B0020
    • B0022
    • B0023
    • B0033
    • B0040
    • B0052
    • B0053
    • B0071
    • B0072
    • B0073
    • B0074
    • B0079
    • B0081
    • B0083
    • B0084
    • B0085
    • B0086
    • B0087
    • B0088
    • B0090
    • B0091
    • B0098
    • B0158
    • B0163
    • B0173
    • B0178
    • B0183
    • B0188
    • B0228
      • HVAC System - Automatic
      • HVAC System - Manual
    • B257A
    • B0283
    • B302A
    • B0413
      • HVAC - Manual
      • HVAC - Automatic
    • B0423
      • HVAC - Manual
      • HVAC - Automatic
    • B0509
    • B0514
    • B0770
    • B0775
      • MP 1625/1626-NQF - Transfer Case
      • MP 3023/3024-NQH - Transfer Case
    • B0780
      • MP 1625/1626-NQF - Transfer Case
      • MP 3023/3024-NQH - Transfer Case
    • B0785
      • MP 1625/1626-NQF - Transfer Case
      • MP 3023/3024-NQH - Transfer Case
    • B0790
      • MP 1625/1626-NQF - Transfer Case
      • MP 3023/3024-NQH - Transfer Case
    • B0835
    • B0958
    • B0959
    • B0960
    • B0961
    • B0967
    • B0968
    • B1000
      • Data Communications
      • Passenger Presence System - PPS
      • Sensing and Diagnostic Module - SDM
    • B1001
      • Rollover Sensor - ROS
      • Sensing and Diagnostic Module - SDM
      • Passenger Presence System - PPS
      • Data Communications
    • B1008
      • Object Detection
      • Remote Functions
    • B1011
    • B1015
    • B1019
    • B1023
      • Vehicle Access
      • HVAC - Automatic
    • B1024
    • B1025
    • B1035
    • B1045
    • B1055
    • B1259
    • B1287
    • B1288
    • B1289
    • B1325
    • B1335
    • B1370
      • Supplemental Inflatable Restraints
      • Wiring Systems and Power Management
    • B1380
    • B1395
      • Lighting
      • Power Seats
    • B1424
    • B1428
    • B1433
    • B1440
    • B1441
    • B1448
    • B1475
    • B1516
    • B1517
    • B1527
    • B1529
    • B1544
    • B1580
    • B1590
    • B1600
    • B1605
    • B1640
    • B1722
    • B1735
    • B1740
    • B1745
    • B1750
    • B1755
    • B1760
    • B1815
    • B1820
    • B1825
    • B1850
    • B1860
    • B1925
    • B1935
    • B2170
    • B2180
    • B2345
    • B2355
    • B2365
    • B2375
    • B2425
    • B2430
    • B2435
    • B2440
    • B2455
    • B2462
    • B2470
    • B2474
    • B2476
    • B2482
    • B2483
    • B2484
    • B2508
    • B2509
    • B2530
    • B2545
    • B2555
    • B2575
    • B2580
    • B2585
    • B2600
    • B2610
    • B2615
    • B2625
    • B2645
    • B2652
    • B2705
    • B2725
      • MP 1625/1626-NQF - Transfer Case
      • MP 3023/3024-NQH - Transfer Case
    • B2750
    • B3006
    • B3031
    • B3055
    • B3060
    • B3105
    • B3109
    • B3110
    • B3111
    • B3112
    • B3125
    • B3130
    • B3135
    • B3140
    • B3145
    • B3150
    • B3155
    • B3205
    • B3445
    • B3567
    • B3600
    • B3604
    • B3605
    • B3606
    • B3622
    • B3631
    • B3715
    • B3779
      • HVAC - Manual
      • HVAC - Automatic
    • B3794
    • B3819
    • B3820
    • B3821
    • B3822
    • B3823
    • B3824
    • B3873
    • B3875
    • B3884
    • B3894
    • B3920
    • B3921
    • B3922
    • B3935
    • B3976
  • C Code Charts
    • C0035
      • Antilock Brake System
        • With JL4
        • With JF3/JF7 or JH6/JH7
      • Important Information
    • C0040
      • Antilock Brake System
        • With JL4
        • With JF3/JF7 or JH6/JH7
      • Important Information
    • C0045
      • Antilock Brake System
      • Important Information
    • C0050
      • Antilock Brake System
      • Important Information
    • C0055
    • C056D
    • C056E
    • C0110
    • C0131
      • Antilock Brake System - Greater than/Equal to 3900 kg (8600 lb) GVW
      • Antilock Brake System - Less than 3900 kg (8600 lb) GVW
    • C0161
    • C0186
    • C0196
    • C0201
    • C0242
    • C0245
      • Antilock Brake System
      • Important Information
    • C0252
    • C0253
    • C0267
    • C0299
    • C0306
      • MP 1625/1626-NQF - Transfer Case
      • MP 3023/3024-NQH - Transfer Case
    • C0321
    • C0374
    • C0379
      • MP 1625/1626-NQF Transfer Case
      • MP 3023/3024-NQH Transfer Case
    • C0387
      • MP 1625/1626-NQF - Transfer Case
      • MP 3023/3024-NQH - Transfer Case
    • C0392
    • C0396
      • MP 1625/1626-NQF - Transfer Case
      • MP 3023/3024-NQH - Transfer Case
    • C0397
    • C0398
    • C0455
    • C0550
      • Antilock Brake System
      • Data Communications
      • MP 1625/1626-NQF - Transfer Case
      • MP 3023/3024-NQH - Transfer Case
      • Power Take-Off
    • C0561
      • Antilock Brake System
      • Trailer Brake Controls
    • C0569
      • Tire Pressure Monitoring
      • MP 1625/1626-NQF - Transfer Case
      • MP 3023/3024-NQH - Transfer Case
      • Antilock Brake System
    • C0710
    • C0750
    • C0755
    • C0760
    • C0765
    • C0774
    • C0775
    • C0800
    • C0845
    • C0870
    • C0880
    • C0890
    • C0896
      • MP 1625/1626-NQF - Transfer Case
      • MP 3023/3024-NQH - Transfer Case
    • C0899
      • Power Take-Off
      • Engine Electrical
    • C0900
      • Power Take-Off
      • Engine Electrical
    • C1100
    • C1101
    • C1112
    • C1113
    • C1114
    • C1115
    • C1116
    • C1117
    • C1118
    • C1119
  • P Code Charts
    • P2A00
    • P2A01
    • P2A03
    • P2A04
    • P06A6
    • P0010
    • P0011
    • P0016
      • P0016 (With RPO Code LY6)
      • P0016 (Without RPO Code LY6)
    • P023F
    • P025A
    • P0030
    • P0036
    • P0050
    • P0053
    • P0054
    • P0056
    • P0059
    • P0060
    • P060D
    • P061C
    • P062F
      • With Fpcm (Fuel Flow Pressure Control Module)
      • Without Fpcm (Fuel Flow Pressure Control Module)
      • 4L60-E/4L65-E/4L70-E - Automatic Transmission
    • P064A
    • P0068
    • P069E
    • P071A
      • 4L60-E/4L65-E/4L70-E - Automatic Transmission
      • Allison - Automatic Transmission
    • P080A
      • Tremec 5-Speed (M96) - Manual Transmission
      • Tremec 5-Speed (TZ0) - Manual Transmission
    • P0101
    • P0102
    • P0103
    • P0106
    • P0107
    • P0108
    • P0112
    • P0113
    • P0116
    • P0117
    • P0118
    • P0120
    • P0121
    • P0122
    • P0123
    • P0128
    • P0131
    • P0132
    • P0133
    • P0134
    • P0135
    • P0137
    • P0138
    • P0140
    • P0141
    • P150A
    • P150B
    • P0151
    • P0152
    • P0153
    • P0154
    • P0155
    • P0157
    • P0158
    • P159C
    • P0160
    • P0161
    • P0171
    • P0172
    • P0174
    • P0175
    • P0191
    • P0192
    • P0193
    • P0201
    • P0202
    • P0203
    • P0204
    • P0205
    • P0206
    • P0207
    • P0208
    • P0218
      • Allison - Automatic Transmission
      • 4L60-E/4L65-E/4L70-E - Automatic Transmission
      • 6L50/6L80/6L90 - Automatic Transmission
    • P0220
    • P0222
    • P0223
    • P0230
      • P0230 (w/ LY6, LMG, LC9)
      • P0230 (w/o LY6, LMG, LC9)
    • P0231
    • P0232
    • P251A
    • P251B
    • P251C
    • P251D
    • P251E
    • P251F
    • P253D
    • P258E
    • P260A
    • P260B
    • P260C
    • P260D
    • P0300
    • P0301
    • P0302
    • P0303
    • P0304
    • P0305
    • P0306
    • P0307
    • P0308
    • P0315
    • P0324
    • P0325
    • P0326
    • P0327
    • P0328
    • P0330
    • P0332
    • P0333
    • P0335
    • P0336
    • P0340
    • P0341
    • P0351
    • P0352
    • P0353
    • P0354
    • P0355
    • P0356
    • P0357
    • P0358
    • P0381
    • P0402
    • P0420
    • P0430
    • P0442
    • P0443
    • P0446
    • P0449
    • P0451
    • P0452
    • P0453
    • P0454
    • P0455
    • P0461
    • P0462
    • P0463
    • P0464
    • P0480
    • P0481
    • P0496
    • P0502
      • Tremec 5-Speed (M96) - Manual Transmission
      • Tremec 5-Speed (TZ0) - Manual Transmission
    • P0503
      • Tremec 5-Speed (M96) - Manual Transmission
      • Tremec 5-Speed (TZ0) - Manual Transmission
    • P0506
    • P0507
    • P0513
    • P0521
    • P0522
    • P0523
    • P0532
      • HVAC - Automatic
      • HVAC - Manual
    • P0533
      • HVAC - Automatic
      • HVAC - Manual
    • P0561
    • P0562
      • Allison - Automatic Transmission
      • Engine Electrical
      • 4L60-E/4L65-E/4L70-E - Automatic Transmission
      • 6L50/6L80/6L90 - Automatic Transmission
    • P0563
      • 6L50/6L80/6L90 - Automatic Transmission
      • Allison - Automatic Transmission
      • Engine Electrical
      • 4L60-E/4L65-E/4L70-E - Automatic Transmission
    • P0571
    • P0572
    • P0573
    • P0575
    • P0601
      • 6L50/6L80/6L90 - Automatic Transmission
      • 4L60-E/4L65-E/4L70-E - Automatic Transmission
      • Without Fpcm (Fuel Flow Pressure Control Module)
      • With Fpcm (Fuel Flow Pressure Control Module)
    • P0602
      • 6L50/6L80/6L90 - Automatic Transmission
      • 4L60-E/4L65-E/4L70-E - Automatic Transmission
      • Allison - Automatic Transmission
      • Without Fpcm (Fuel Flow Pressure Control Module)
      • With Fpcm (Fuel Flow Pressure Control Module)
    • P0603
      • 6L50/6L80/6L90 - Automatic Transmission
      • 4L60-E/4L65-E/4L70-E - Automatic Transmission
      • Without Fpcm (Fuel Flow Pressure Control Module)
      • With Fpcm (Fuel Flow Pressure Control Module)
    • P0604
      • With FPCM (Fuel Flow Pressure Control Module)
      • Without FPCM (Fuel Flow Pressure Control Module)
      • 4L60-E / 4L65-E / 4L70-E Automatic Transmission
      • 6L50 / 6L80 / 6L90 Automatic Transmission
    • P0606
      • With Fpcm (Fuel Flow Pressure Control Module)
      • Without Fpcm (Fuel Flow Pressure Control Module)
    • P0607
    • P0609
      • Antilock Brake System
      • Important Information
    • P0613
    • P0615
    • P0621
    • P0622
    • P0633
    • P0634
      • Allison - Automatic Transmission
      • 6L50/6L80/6L90 - Automatic Transmission
    • P0641
      • Power Take-Off
      • With Fpcm (Fuel Flow Pressure Control Module)
      • Without Fpcm (Fuel Flow Pressure Control Module)
    • P0645
      • HVAC System - Automatic
      • HVAC System - Manual
    • P0646
      • HVAC System - Automatic
      • HVAC System - Manual
    • P0647
      • HVAC System - Automatic
      • HVAC System - Manual
    • P0650
    • P0651
      • Powertrain
      • Power Take-Off
    • P0658
    • P0659
    • P0667
    • P0668
    • P0669
    • P0685
    • P0689
    • P0690
    • P0700
      • Powertrain
      • Allison - Automatic Transmission
    • P0701
    • P0703
      • Cruise Control
      • LCT 1000 Allison Transmission
    • P0705
    • P0706
    • P0708
    • P0711
      • Allison - Automatic Transmission
      • 4L60-E/4L65-E/4L70-E - Automatic Transmission
      • 6L50/6L80/6L90 - Automatic Transmission
    • P0712
      • 6L50/6L80/6L90 - Automatic Transmission
      • 4L60-E/4L65-E/4L70-E - Automatic Transmission
      • Allison - Automatic Transmission
    • P0713
      • 6L50/6L80/6L90 - Automatic Transmission
      • 4L60-E/4L65-E/4L70-E - Automatic Transmission
      • Allison - Automatic Transmission
    • P0716
      • 6L50/6L80/6L90 - Automatic Transmission
      • 4L60-E/4L65-E/4L70-E - Automatic Transmission
      • Allison - Automatic Transmission
    • P0717
      • 6L50/6L80/6L90 - Automatic Transmission
      • 4L60-E/4L65-E/4L70-E - Automatic Transmission
      • Allison - Automatic Transmission
    • P0719
      • 4L60-E/4L65-E/4L70-E - Automatic Transmission
      • 6L50/6L80/6L90 - Automatic Transmission
    • P0721
    • P0722
      • Allison - Automatic Transmission
      • 4L60-E/4L65-E/4L70-E - Automatic Transmission
      • 6L50/6L80/6L90 - Automatic Transmission
    • P0723
      • 6L50/6L80/6L90 - Automatic Transmission
      • 4L60-E/4L65-E/4L70-E - Automatic Transmission
    • P0724
      • 4L60-E/4L65-E/4L70-E - Automatic Transmission
      • 6L50/6L80/6L90 - Automatic Transmission
    • P0729
    • P0731
    • P0732
    • P0733
    • P0734
    • P0735
    • P0736
      • 6L50/6L80/6L90 - Automatic Transmission
      • Allison - Automatic Transmission
    • P0741
      • 6L50/6L80/6L90 - Automatic Transmission
      • 4L60-E/4L65-E/4L70-E - Automatic Transmission
      • Allison - Automatic Transmission
    • P0742
      • 6L50/6L80/6L90 - Automatic Transmission
      • 4L60-E/4L65-E/4L70-E - Automatic Transmission
      • Allison - Automatic Transmission
    • P0751
      • 6L50/6L80/6L90 - Automatic Transmission
      • 4L60-E/4L65-E/4L70-E - Automatic Transmission
      • Allison - Automatic Transmission
    • P0752
      • 6L50/6L80/6L90 - Automatic Transmission
      • 4L60-E/4L65-E/4L70-E - Automatic Transmission
      • Allison - Automatic Transmission
    • P0756
      • 6L50/6L80/6L90 - Automatic Transmission
      • 4L60-E/4L65-E/4L70-E - Automatic Transmission
      • Allison - Automatic Transmission
    • P0757
      • 4L60-E/4L65-E/4L70-E - Automatic Transmission
      • Allison - Automatic Transmission
    • P0761
    • P0762
    • P0776
      • 6L50/6L80/6L90 - Automatic Transmission
      • Allison - Automatic Transmission
    • P0777
      • 6L50/6L80/6L90 - Automatic Transmission
      • Allison - Automatic Transmission
    • P0787
    • P0788
    • P0796
    • P0797
    • P0806
      • Tremec 5-Speed (M96) - Manual Transmission
      • Tremec 5-Speed (TZ0) - Manual Transmission
    • P0807
      • Tremec 5-Speed (M96) - Manual Transmission
      • Tremec 5-Speed (TZ0) - Manual Transmission
    • P0808
      • Tremec 5-Speed (M96) - Manual Transmission
      • Tremec 5-Speed (TZ0) - Manual Transmission
    • P0815
      • 6L50/6L80/6L90 - Automatic Transmission
      • Allison - Automatic Transmission
    • P0816
      • 6L50/6L80/6L90 - Automatic Transmission
      • Allison - Automatic Transmission
    • P0826
      • LCT 1000 Allison Transmission
      • 6L50 / 6L80 / 6L90 Automatic Transmission
    • P0827
    • P0828
    • P0842
      • 6L50/6L80/6L90 - Automatic Transmission
      • Allison - Automatic Transmission
    • P0843
      • 6L50/6L80/6L90 - Automatic Transmission
      • Allison - Automatic Transmission
    • P0847
    • P0848
    • P0851
      • 6L50/6L80/6L90 - Automatic Transmission
      • 4L60-E/4L65-E/4L70-E - Automatic Transmission
      • Allison - Automatic Transmission
    • P0852
      • 6L50/6L80/6L90 - Automatic Transmission
      • 4L60-E/4L65-E/4L70-E - Automatic Transmission
      • Allison - Automatic Transmission
    • P0872
      • 6L50/6L80/6L90 - Automatic Transmission
      • Allison - Automatic Transmission
    • P0873
      • 6L50/6L80/6L90 - Automatic Transmission
      • Allison - Automatic Transmission
    • P0877
      • 6L50/6L80/6L90 - Automatic Transmission
      • Allison - Automatic Transmission
    • P0878
      • 6L50/6L80/6L90 - Automatic Transmission
      • Allison - Automatic Transmission
    • P0880
    • P0881
    • P0882
    • P0883
    • P0960
    • P0961
      • 6L50/6L80/6L90 - Automatic Transmission
      • 4L60-E/4L65-E/4L70-E - Automatic Transmission
    • P0962
      • 6L50/6L80/6L90 - Automatic Transmission
      • Allison - Automatic Transmission
    • P0963
      • 6L50/6L80/6L90 - Automatic Transmission
      • Allison - Automatic Transmission
    • P0964
    • P0965
    • P0966
      • 6L50/6L80/6L90 - Automatic Transmission
      • Allison - Automatic Transmission
    • P0967
      • 6L50/6L80/6L90 - Automatic Transmission
      • Allison - Automatic Transmission
    • P0969
    • P0970
    • P0971
    • P0972
    • P0973
      • 6L50/6L80/6L90 - Automatic Transmission
      • 4L60-E/4L65-E/4L70-E - Automatic Transmission
      • Allison - Automatic Transmission
    • P0974
      • 6L50/6L80/6L90 - Automatic Transmission
      • 4L60-E/4L65-E/4L70-E - Automatic Transmission
      • Allison - Automatic Transmission
    • P0975
    • P0976
      • 6L50/6L80/6L90 - Automatic Transmission
      • 4L60-E/4L65-E/4L70-E - Automatic Transmission
      • Allison - Automatic Transmission
    • P0977
      • 6L50/6L80/6L90 - Automatic Transmission
      • 4L60-E/4L65-E/4L70-E - Automatic Transmission
      • Allison - Automatic Transmission
    • P0978
    • P0979
    • P0980
    • P0989
    • P0990
    • P1101
    • P1133
    • P1153
    • P1174
    • P1175
    • P1255
    • P1258
    • P1380
    • P1381
    • P1400
    • P1516
    • P1621
    • P1629
    • P1631
    • P1632
    • P1682
    • P1684
    • P1685
    • P1686
    • P1688
    • P1751
    • P1761
    • P1762
      • 4L60-E/4L65-E/4L70-E - Automatic Transmission
      • Allison - Automatic Transmission
    • P1779
    • P1810
    • P1815
    • P1816
    • P1818
    • P1825
    • P1831
    • P1832
    • P1876
    • P1915
    • P2066
    • P2067
    • P2068
    • P2101
    • P2119
    • P2120
    • P2122
    • P2123
    • P2125
    • P2127
    • P2128
    • P2135
    • P2138
    • P2160
      • MP 1222/1225/1226-NQG - Transfer Case
      • MP 1625/1626-NQF - Transfer Case
      • MP 3023/3024-NQH - Transfer Case
    • P2161
      • MP 1222/1225/1226-NQG - Transfer Case
      • MP 1625/1626-NQF - Transfer Case
      • MP 3023/3024-NQH - Transfer Case
    • P2176
    • P2270
    • P2271
    • P2272
    • P2273
    • P2534
      • Powertrain
      • 4L60-E/4L65-E/4L70-E - Automatic Transmission
      • 6L50/6L80/6L90 - Automatic Transmission
    • P2544
    • P2610
    • P2632
    • P2635
    • P2636
    • P2670
    • P2671
    • P2714
    • P2715
    • P2719
    • P2720
    • P2721
    • P2723
      • 6L50/6L80/6L90 - Automatic Transmission
      • Allison - Automatic Transmission
    • P2724
      • 6L50/6L80/6L90 - Automatic Transmission
      • Allison - Automatic Transmission
    • P2727
    • P2728
    • P2729
      • 6L50/6L80/6L90 - Automatic Transmission
      • Allison - Automatic Transmission
    • P2730
      • Allison - Automatic Transmission
      • 6L50/6L80/6L90 - Automatic Transmission
    • P2761
    • P2762
    • P2763
      • 6L50/6L80/6L90 - Automatic Transmission
      • 4L60-E/4L65-E/4L70-E - Automatic Transmission
      • Allison - Automatic Transmission
    • P2764
      • Allison - Automatic Transmission
      • 4L60-E/4L65-E/4L70-E - Automatic Transmission
      • 6L50/6L80/6L90 - Automatic Transmission
    • P2769
    • P2770
    • P2771
      • Allison - Automatic Transmission
      • 4L60-E/4L65-E/4L70-E - Automatic Transmission
    • P3400
    • P3401
    • P3425
    • P3441
    • P3449
    • All Other P Codes
  • U Code Charts
    • U0020
    • U0073
    • U0100
    • U0101
    • U0102
    • U0104
    • U0106
    • U0109
    • U0117
    • U0121
    • U0122
    • U0126
    • U0131
    • U0132
    • U0134
    • U0136
    • U0137
    • U0140
    • U0141
    • U0151
    • U0155
    • U0156
    • U0157
    • U0158
    • U0159
    • U0160
    • U0164
    • U0165
    • U0168
    • U0170
    • U0172
    • U0184
    • U0186
    • U0194
    • U0198
    • U0199
    • U0200
    • U0208
    • U0209
    • U0210
    • U0214
    • U0230
    • U0232
    • U0233
    • U0241
    • U0249
    • U0255
    • U0256
    • U0257
    • U0291
    • U1814
    • U2099
    • U2100
      • U2100
      • U0073 or U2100
    • U2103
    • U2142
  • Verification Tests