Table of Contents 1. SAFETY PRECAUTIONS AND WARNINGS ... 1 2. GENERAL INFORMATION ...
9 1) Display: Backlit LCD, 2 lines, 8 characters each line. 2) Operating Temperature: 0 to 50°C (32 to 122 F°) 3) Storage Temperature: -20 to 70°C
99 U0117 Lost Communication With PTO Control Module U0118 Lost Communication With Fuel Additive Control Module U0119 Lost Communication With Fuel Cel
100 U0160 Lost Communication With Audible Alert Control Module U0161 Lost Communication With Compass Module U0162 Lost Communication With Navigation
101 U0200 Lost Communication With "Door Control Module B" U0201 Lost Communication With "Door Control Module C" U0202 Lost Commun
102 U0241 Lost Communication With Headlamp Control Module "A" U0242 Lost Communication With Headlamp Control Module "B" U0243 Los
103 U0300 Internal Control Module Software Incompatibility U0301 Software Incompatibility With ECM/PCM U0302 Software Incompatibility With Transmissi
104 U040A Invalid Data Received From Air Conditioning Control Module U040B Invalid Data Received From Exhaust Gas Recirculation Control Module "
105 U0444 Invalid Data Received From Body Control Module "C" U0445 Invalid Data Received From Body Control Module "D" U0446 Inval
106 U0484 Invalid Data Received From Lighting Control Module Rear "A" U0485 Invalid Data Received From Radio U0486 Invalid Data Received F
107 U0531 Invalid Data Received From Rear Gate Module U0532 Invalid Data Received From Rain Sensing Module U0533 Invalid Data Received From Side Obst
108 U0592 Invalid Data Received From Gear Shift Control Module "B" U0593 Invalid Data Received From Drive Motor Control Module "B"
10 The Autolink AL301 OBDII Scanner is specially designed to work with all OBD II compliant vehicles, including those equipped with next-generation p
11 4. Operating Instructions 4.1 Reading Codes CAUTION: Don’t connect or disconnect any test equipment with ignition on or engine running. 1. Turn
12 Not all the above messages will be displayed unless protocol of the vehicle being tested is the last one—the ISO9141 protocol. They will stop a
13 8. Read the Diagnostic Trouble Codes by pressing the SCROLL button. The first code number will appear on the first line of the LCD display,
14 1. If you decide to erase the DTCs, Select ―2. ERASE” from the main menu by pressing the ENTER button. If the Scan Tool is not conn
15 HOT KEY: Pressing and Holding the SCROLL button for about 3 seconds will allow you to erase the DTCs more quickly than through the main
16 “←”-- A flashing Left Arrow indicates additional information is available on the previous screen. 1. Select ―3. I/M‖ from the main menu by pressi
17 4.4 Viewing VIN Number The View VIN function allows you to retrieve the Vehicle Identification No. on 2002 and newer vehicles that suppor
18 If the Scan Tool is not connected yet, then refer to “Reading Codes” from 1 to 6 at Section 4.1. 2. Use either the SCROLL or ENTER
1 1. Safety Precautions and Warnings To prevent personal injury or damage to vehicles and/or the scan tool, read this instruction manual first and o
19 5. Warranty and Service 5.1. Limited One Year Warranty Autel warrants to its customers that this product will be free from all defects in materi
20 6. Diagnostic Trouble Code (DTC) Definitions The following Diagnostic Trouble Code Definitions lists provide only Generic Diagnostic Troub
21 P001C "A" Camshaft Profile Control Circuit High Bank 1 P001D "A" Camshaft Profile Control Circuit/Open Bank 2 P001E "A&
22 P004B Turbocharger/Supercharger Boost Control "B" Circuit Range/Performance P004C Turbocharger/Supercharger Boost Control "B"
23 P007A Charge Air Cooler Temperature Sensor Circuit Bank 1 P007B Charge Air Cooler Temperature Sensor Circuit Range/Performance Bank 1 P007C Char
24 P00A9 Intake Air Temperature Sensor 2 Circuit Intermittent/Erratic Bank 2 P00AA Intake Air Temperature Sensor 1 Circuit Bank 2 P00AB Intake Air
25 P0118 Engine Coolant Temperature Sensor 1 Circuit High P0119 Engine Coolant Temperature Sensor 1 Circuit Intermittent P011A Engine Coolant Tempera
26 P0145 O2 Sensor Circuit Slow Response Bank 1 Sensor 3 P0146 O2 Sensor Circuit No Activity Detected Bank 1 Sensor 3 P0147 O2 Sensor Heater Circui
27 P0182 Fuel Temperature Sensor "A" Circuit Low P0183 Fuel Temperature Sensor "A" Circuit High P0184 Fuel Temperature Sensor &qu
28 P0217 Engine Coolant Over Temperature Condition P0218 Transmission Fluid Over Temperature Condition P0219 Engine Overspeed Condition P021A Cyli
2 2. General Information 2.1 On-Board Diagnostics (OBD) II The first generation of On-Board Diagnostics (called OBD I) was developed by the Ca
29 P0244 Turbocharger/Supercharger Wastegate Solenoid "A" Range/Performance P0245 Turbocharger/Supercharger Wastegate Solenoid "A"
30 P0279 Cylinder 7 Injector Circuit Low P0280 Cylinder 7 Injector Circuit High P0281 Cylinder 7 Contribution/Balance P0282 Cylinder 8 Injector Circu
31 P02B1 Cylinder 6 - Injector Leaking P02B2 Cylinder 7 - Fuel Trim at Max Limit P02B3 Cylinder 7 - Fuel Trim at Min Limit P02B4 Cylinder 7 - Inje
32 P02DB Cylinder 8 Fuel Injector Offset Learning At Max Limit P02DC Cylinder 9 Fuel Injector Offset Learning At Min Limit P02DD Cylinder 9 Fuel In
33 P0314 Single Cylinder Misfire (Cylinder not Specified) P0315 Crankshaft Position System Variation Not Learned P0316 Engine Misfire Detected on S
34 P0337 Crankshaft Position Sensor "A" Circuit Low P0338 Crankshaft Position Sensor "A" Circuit High P0339 Crankshaft Position S
35 P037D Glow Plug Sense Circuit P037E Glow Plug Sense Circuit Low P037F Glow Plug Sense Circuit High P0380 Glow Plug/Heater Circuit "A" P0
36 P041D Exhaust Gas Recirculation Temperature Sensor "B" Circuit High P041E Exhaust Gas Recirculation Temperature Sensor "B" Cir
37 P044C Exhaust Gas Recirculation Sensor "C" Circuit Low P044D Exhaust Gas Recirculation Sensor "C" Circuit High P044E Exhaust G
38 P047B Exhaust Pressure Sensor "B" Circuit Range/Performance P047C Exhaust Pressure Sensor "B" Circuit Low P047D Exhaust Pressu
3 2.3 Location of the Data Link Connector (DLC) The DLC (Data Link Connector or Diagnostic Link Connector) is the standardized 16-cavit
39 Range/Performance P04A8 Exhaust Pressure Control Valve "B" Position Sensor/Switch Circuit Low P04A9 Exhaust Pressure Control Valve "
40 P052A Cold Start "A" Camshaft Position Timing Over-Advanced Bank 1 P052B Cold Start "A" Camshaft Position Timing Over-Retarde
41 P0565 Cruise Control "On" Signal P0566 Cruise Control "Off" Signal P0567 Cruise Control "Resume" Signal P0568 Cruise
42 P060A Internal Control Module Monitoring Processor Performance P060B Internal Control Module A/D Processing Performance P060C Internal Control Mod
43 P0639 Throttle Actuator Control Range/Performance Bank 2 P063A Generator Voltage Sense Circuit P063B Generator Voltage Sense Circuit Range/Perfor
44 P0668 PCM/ECM/TCM Internal Temperature Sensor "A" Circuit Low P0669 PCM/ECM/TCM Internal Temperature Sensor "A" Circuit High P
45 P0697 Sensor Reference Voltage "C" Circuit/Open P0698 Sensor Reference Voltage "C" Circuit Low P0699 Sensor Reference Voltage
46 P06C6 Cylinder 2 Glow Plug Incorrect P06C7 Cylinder 3 Glow Plug Incorrect P06C8 Cylinder 4 Glow Plug Incorrect P06C9 Cylinder 5 Glow Plug Incorrec
47 P0723 Output Speed Sensor Circuit Intermittent P0724 Brake Switch "B" Circuit High P0725 Engine Speed Input Circuit P0726 Engine Speed I
48 P0752 Shift Solenoid "A" Stuck On P0753 Shift Solenoid "A" Electrical P0754 Shift Solenoid "A" Intermittent P0755 Sh
4 2.4 OBD II Readiness Monitors An important part of a vehicle’s OBD II system is the Readiness Monitors, which are indicators used
49 P0785 Shift Timing Solenoid "A" P0786 Shift Timing Solenoid "A" Range/Performance P0787 Shift Timing Solenoid "A" Lo
50 P07B5 Transmission Park Position Sensor/Switch "A" Circuit Performance/Low P07B6 Transmission Park Position Sensor/Switch "A"
51 P0828 Up and Down Shift Switch Circuit High P0829 5-6 Shift P082A Gear Lever X Position Circuit Range/Performance P082B Gear Lever X Position Circ
52 P0857 Traction Control Input Signal Range/Performance P0858 Traction Control Input Signal Low P0859 Traction Control Input Signal High P085A Gear
53 P0897 Transmission Fluid Deteriorated P0898 Transmission Control System MIL Request Circuit Low P0899 Transmission Control System MIL Request Circ
54 P0940 Hydraulic Oil Temperature Sensor Circuit High P0941 Hydraulic Oil Temperature Sensor Circuit Intermittent P0942 Hydraulic Pressure Unit P094
55 P0987 Transmission Fluid Pressure Sensor/Switch "E" Circuit P0988 Transmission Fluid Pressure Sensor/Switch "E" Circuit Range/
56 P0A1C Drive Motor "B" Control Module P0A1D Hybrid Powertrain Control Module P0A1E Starter/Generator Control Module P0A1F Battery Energy
57 P0A4B Generator Position Sensor Circuit P0A4C Generator Position Sensor Circuit Range/Performance P0A4D Generator Position Sensor Circuit Low P0A4
58 P0A7A Generator Inverter Performance P0A7B Battery Energy Control Module Requested MIL Illumination P0A7C Motor Electronics Over Temperature P0A7D
5 1) EGR System 2) O2 Sensors 3) Catalyst 4) Evaporative System 5) O2 Sensor Heater 6) Secondary air 7) Heated Catalyst 8) A/C system 2
59 P0AA9 Hybrid Battery Voltage Isolation Sensor Circuit Low P0AAA Hybrid Battery Voltage Isolation Sensor Circuit High P0AAB Hybrid Battery Voltage
60 P0AD8 Hybrid Battery Pack Air Flow Valve "A" Control Circuit High P0AD9 Hybrid Battery Positive Contactor Control Circuit/Open P0ADA Hyb
61 P0B07 Auxiliary Transmission Fluid Pump Motor Phase W Current Low P0B08 Auxiliary Transmission Fluid Pump Motor Phase W Current High P0B09 Auxilia
62 P0B36 High Voltage Service Disconnect Circuit High P0B37 High Voltage Service Disconnect Open P0B38 Motor Electronics Coolant Pump "B" C
63 P0B65 Hybrid Battery Voltage Sense "I" Circuit Low P0B66 Hybrid Battery Voltage Sense "I" Circuit High P0B67 Hybrid Battery Vo
64 P0B94 Hybrid Battery Voltage Sense "R" Circuit Intermittent/Erratic P0B95 Hybrid Battery Voltage Sense "S" Circuit P0B96 Hybri
65 P0BC3 Hybrid Battery Temperature Sensor "E" Range/Performance P0BC4 Hybrid Battery Temperature Sensor "E" Circuit Low P0BC5 Hy
66 P0BF2 Drive Motor "B" Phase U Current Sensor Circuit Range/Performance P0BF3 Drive Motor "B" Phase U Current Sensor Circuit Lo
67 P0C1E Auxiliary Transmission Fluid Pump Control Module Internal Temperature Sensor Circuit Low P0C1F Auxiliary Transmission Fluid Pump Control Mod
68 P0C4A Hybrid Battery Pack Coolant Pump Control Performance P0C4B Hybrid Battery Pack Coolant Pump Supply Voltage Circuit/Open P0C4C Hybrid Battery
6 For specific information on getting your vehicle’s OBD monitor system ready, please consult your vehicle owner’s manual. 2.6 OBD II Defin
69 P0C79 Drive Motor "A" Inverter Voltage Too High P0C7A Drive Motor "B" Inverter Voltage Too High P0C7B Generator Inverter Volta
70 P2022 Intake Manifold Runner Position Sensor/Switch Circuit High Bank 2 P2023 Intake Manifold Runner Position Sensor/Switch Circuit Intermittent
71 P204E Reductant Pressure Sensor Circuit Intermittent/Erratic P204F Reductant System Performance Bank 1 P2050 Reductant Injection Valve Circuit/Op
72 P207A Intake Manifold Tuning (IMT) Valve Position Sensor/Switch Circuit Bank 2 P207B Intake Manifold Tuning (IMT) Valve Position Sensor/Switch Ci
73 P20A7 Reductant Injection Air Pressure Control Valve Performance P20A8 Reductant Injection Air Pressure Control Valve Circuit Low P20A9 Reductant
74 P20D6 Exhaust Aftertreatment Fuel Injector "B" Stuck Closed P20D7 Exhaust Aftertreatment Fuel Supply Control Circuit/Open P20D8 Exhaust
75 P210D Throttle Actuator "B" Control Motor Circuit High P210E Throttle/Pedal Position Sensor/Switch "C"/"F" Voltage C
76 P2144 Exhaust Gas Recirculation Vent Control Circuit Low P2145 Exhaust Gas Recirculation Vent Control Circuit High P2146 Fuel Injector Group "
77 P217C Fuel Injector Group "G" Supply Voltage Circuit High P217D Fuel Injector Group "H" Supply Voltage Circuit/Open P217E Fuel
78 P2223 NOx Sensor Heater Sense Circuit Low Bank 2 P2224 NOx Sensor Heater Sense Circuit High Bank 2 P2225 NOx Sensor Heater Sense Circuit Intermi
7 the monitor that needs to be reset. For vehicle specific drive cycle, consult the vehicle’s Owner’s Manual. Freeze Frame Data -- When an emissions
79 P2264 Water in Fuel Sensor Circuit P2265 Water in Fuel Sensor Circuit Range/Performance P2266 Water in Fuel Sensor Circuit Low P2267 Water in Fuel
80 P229D Fuel Pressure Regulator 2 Exceeded Learning Limits - Too High P2300 Ignition Coil "A" Primary Control Circuit Low P2301 Ignition C
81 P2346 Cylinder 11 Above Knock Threshold P2347 Cylinder 12 Above Knock Threshold P2400 Evaporative Emission System Leak Detection Pump Control Circ
82 P2433 Secondary Air Injection System Air Flow/Pressure Sensor Circuit High Bank 1 P2434 Secondary Air Injection System Air Flow/Pressure Sensor C
83 P2465 Diesel Particulate Filter Differential Pressure Too High Bank 2 P2466 Exhaust Gas Temperature Sensor Circuit Bank 2 Sensor 3 P2467 Exhaust
84 P250A Engine Oil Level Sensor Circuit P250B Engine Oil Level Sensor Circuit Range/Performance P250C Engine Oil Level Sensor Circuit Low P250D Engi
85 P2539 Low Pressure Fuel System Sensor Circuit P253A PTO Sense Circuit/Open P253B PTO Sense Circuit Range/Performance P253C PTO Sense Circuit Low P
86 P2568 Direct Ozone Reduction Catalyst Temperature Sensor Circuit Range/Performance P2569 Direct Ozone Reduction Catalyst Temperature Sensor Circui
87 P2604 Intake Air Heater "A" Circuit Range/Performance P2605 Intake Air Heater "B" Circuit/Open P2606 Intake Air Heater "B
88 P2641 Torque Management Feedback Signal "B" P2642 Torque Management Feedback Signal "B" Range/Performance P2643 Torque Managem
8 3. Using the Scan Tool 3.1 Tool Description ① OBD II CONNECTOR -- Connects the scan tool to the vehicle’s Data Link Connector (DLC). ②
89 P2673 Injection Pump Timing Calibration Not Learned P2674 Injection Pump Fuel Calibration Not Learned P2675 Air Cleaner Inlet Control Circuit/Open
90 P2700 Transmission Friction Element "A" Apply Time Range/Performance P2701 Transmission Friction Element "B" Apply Time Range/
91 P2745 Intermediate Shaft Speed Sensor "B" Circuit P2746 Intermediate Shaft Speed Sensor "B" Circuit Range/Performance P2747 In
92 P278A Kick Down Switch Circuit P278B Kick Down Switch Circuit Range/Performance P278C Kick Down Switch Circuit Low P278D Kick Down Switch Circuit
93 P281C Pressure Control Solenoid "H" Control Circuit Range/Performance P281D Pressure Control Solenoid "H" Control Circuit Low
94 P284B Shift Fork "C" Stuck P284C Shift Fork "D" Stuck P284D Shift Fork "A" Unrequested Movement P284E Shift Fork &qu
95 P3407 Cylinder 1 Exhaust Valve Control Circuit Low P3408 Cylinder 1 Exhaust Valve Control Circuit High P3409 Cylinder 2 Deactivation/Intake Valve
96 P3454 Cylinder 7 Exhaust Valve Control Circuit Performance P3455 Cylinder 7 Exhaust Valve Control Circuit Low P3456 Cylinder 7 Exhaust Valve Contr
97 U0004 High Speed CAN Communication Bus (+) Low U0005 High Speed CAN Communication Bus (+) High U0006 High Speed CAN Communication Bus (-) Open U00
98 U0051 Vehicle Communication Bus C (-) Open U0052 Vehicle Communication Bus C (-) Low U0053 Vehicle Communication Bus C (-) High U0054 Vehicle Comm
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