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DIAGNOSIS TSB Revision ELECTRONIC CONTROL AWD 27C-7 DIAGNOSIS STANDARD FLOW OF DIAGNOSTIC TROUBLESHOOTING M1274000400069 Refer to GROUP 00 − Troubleshooting Contents . PRECAUTIONS FOR DIAGNOSIS M1274000500055 • After troubleshooting, and removing/installing of the electronic control AWD system components, • Before performing a troubleshooting, check that all four wheels and tires are same in size, in type, • If any abnormality occurs in the electronic control AWD system, it flashes the indicators (4WD and • When the vehicle is used under some severe operational conditions (such as a long-time driv- • The electronic control AWD system is equipped with the fail-safe function which prohibits AWD MB991223 Test harness b: MB991220 LED harness c: MB991221 LED harness adapter d: MB991222 Probe MB991223 Continuity check and MB992006 General service tool Tool Tool number and name Supersession Application MB991223 a d c b Do not use BD MB992006 |