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Laser 5091 Code Reader User’s Guide

Laser 5091 Code Reader User’s Guide

3388

www.lasertools.co.uk

www.lasertools.co.uk

Instructions

5091

Laser 5091
OBDII/EOBD Code Reader (00-)

The CAN OBDII/EOBD Code Reader is an innovative and affordable 
solution specially designed for DIYers to get easy and quick access 
to engine problems on all OBDII compliant vehicles sold worldwide 
since 2000.  

Summary of Contents for 5091

Page 1: ...co uk www lasertools co uk Instructions 5091 Laser 5091 OBDII EOBD Code Reader 00 The CAN OBDII EOBD Code Reader is an innovative and affordable solution specially designed for DIYers to get easy and...

Page 2: ...rtools co uk For Technical Assistance email us at technical lasertools co uk Table of Contents 1 One Year Limited Warranty 4 2 Safety Information 5 2 1 Conventions Used 5 2 2 Important Safety Instruct...

Page 3: ...used to indicate the hazard level in a condition For your safety and to prevent damage to the equipment and vehicles read this manual thoroughly before operating your code reader The safety messages...

Page 4: ...at get very hot when an engine is running to avoid severe burns Block drive wheels before testing with engine running Put the transmission in park for automatic transmission or neutral for manual tran...

Page 5: ...modes including live data O2 sensor test and more on OBDII EOBD compliant cars SUVs light duty truck and mini vans sold worldwide since 1996 What is OBD The rst generation of On Board Diagnostics or...

Page 6: ...sian and European vehicles the DLC is located behind the ashtray which must be removed to access it or on the far left corner of the dash If the DLC cannot be found consultthe vehicle s service manual...

Page 7: ...deselects PID when viewing or recording custom PID s Hold the ENTER key for 2 seconds to view or record customized PID list When doing playback of live data use this key to scroll back and forth thro...

Page 8: ...es the control unit number 2 Indicates more than one screen of information is available 3 Indicates help information available 4 G Indicates graphic viewing of PID is available 5 Indicates internal ba...

Page 9: ...ce on vehicle 2 Plug in the code reader s OBDII connector to the DLC A plastic DLC cover may be found on some vehicles Remove the cover before plugging the OBD2 cable System Setup System Setup allows...

Page 10: ...con rm 3 Use the UP DOWN key to adjust contrast 4 Press the ENTER key to save contrast setting and return Changing Measurement Unit Metric is the default measurement unit To change measurement unit 1...

Page 11: ...change auto power off time 1 Use the UP DOWN key to select Auto Power Off from System Setup screen 2 Press the ENTER key to con rm 3 Use the UP DOWN key to increase or decrease time 4 Press the ENTER...

Page 12: ...ey to con rm 3 Use the UP DOWN key to select Display Test from Tool Self Tests screen 4 Use the ENTER key to con rm and start testing 5 Look for missing spot in black solid characters 6 When completed...

Page 13: ...f the tool when powered by cell battery If it does not reboot or power off the code reader the key is not working properly 5 Double press the BACK key to return Tool Information The Tool Information f...

Page 14: ...e the UP DOWN key If de nition could not be found SAE or Manufacturer Speci c the code reader displays DTC de nition not found Please refer to vehicle service manual For manufacturer speci c codes you...

Page 15: ...onent tests Retrieve vehicle information Read modules ID and protocol information The code reader detects the communication protocol when it is connected to the vehicle and uses the protocol throughou...

Page 16: ...reen 3 Select YES to erase previous recording and make a new one If previous recording not to be erased select NO If no data exist in the tool above prompt is not displayed The code reader keeps one r...

Page 17: ...ing Codes Found is displayed If any manufacturer speci c or enhanced codes detected a Manufacturer speci c codes are found Press any key to select vehicle make message displays prompting you to select...

Page 18: ...essage shows indicating codes are cleared successfully If the code reader fails to clear the codes a Clear Error Turn Key on with Engine off message displays 5 Wait a few seconds or press any key to r...

Page 19: ...nd press the BACK key to return to live PID screen 4 Press the BACK key to return to previous level View Custom Data List Custom Data List allows certain PIDs from Complete Data List to be selected To...

Page 20: ...gger triggers recording whenever the operator presses the ENTER key Trigger On DTCs automatically triggers recording when a code is detected by vehicle Trigger On DTCs is not available on all vehicles...

Page 21: ...If Trigger on DTCs is picked following screen displays If Trigger on DTCs is picked following screen displays If data is to be erase select YES if data is not be erased pick NO to return to Select Me...

Page 22: ...erisk If no recording exists the code reader displays a No Recording Found message 4 Press the ENTER key to playback 5 Use the UP DOWN key to view PIDs of each frame or use the ENTER key to move back...

Page 23: ...a snapshot of the operations for the emission system on OBDII EOBD vehicles I M Readiness is a useful function used to check if all monitors are OK or N A The vehicle s computer performs tests on the...

Page 24: ...m Monitor 7 Sec Air System Secondary Air System Monitor 8 A C Refrig Mon Air Conditioning Refrigerant Monitor 9 Oxygen Sens Mon Oxygen Sensor Monitor 10 Oxygen Sens Htr Oxygen Sensor Heater Monitor 11...

Page 25: ...rea network CAN protocol to communicate this function is not supported by vehicle Refer to On Board Monitor Tests on page 50 for O2 monitor data of CAN equipped vehicles To retrieve O2 monitor data 1...

Page 26: ...ed It is vehicle manufacturer who is responsible for assigning test and component IDs Test results do not necessarily indicate a faulty component or system To request vehicle information 1 Use the UP...

Page 27: ...facturers do not allow tools to control vehicle systems The manufacturer sets the criteria to automatically stop test Refer to appropriate vehicle service manual before using this function To do compo...

Page 28: ...ntrol module It may take several minutes to do the CVN calculation In use performance tracking tracks performance of key readiness monitors To request vehicle information 1 Use the UP DOWN key to sele...

Page 29: ...ng 6 10 Modules Present 7 Updating and Printing The update consists of two parts program upgrade and DTC upgrade To update the code reader you need following tools Fault Code Reader Update Software La...

Page 30: ...ownload from www lasertools co uk products 5091 6 Click to start updating To update DTCs It may takes several minutes to update the DTCs 1 Use to locate update le you can download from www lasertools...

Page 31: ...ter 8 Use the BACK key to return to Main Menu 5091 needs a 9V cell battery to operate when disconnected from vehicle When the icon appears replace the battery as instructed below To replace battery 1...

Page 32: ...II connector for bent or broken pins Make sure the vehicle is OBDII EOBD compliant Cycle the vehicle key to OFF for 10 seconds and then back to ON Verify battery voltage is at least 8 0v Verify that t...

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