Diagnosis of impacted automobile
No matter whether the safety airbag has been unfolded, the inspection and maintenance for impacted auto-
mobile should be made by following sequence.
1. Check the ECU diagnostic signal.
(1) Connect the diagnostic joint of diagnostic tool,
(2) Use diagnostic tool to read the diagnostic result.
2. Repair sequence
Note: For the impact, when power supply of battery is lack, diagnostic tool could not communicate
with ECU, at this time, it is necessary to check and maintain the wiring harness of panel or use
exterior power supply.
(1) When safety airbag has been unfolded,
Following parts should be changed with new ones
a. Safety airbag assembly at the side of passenger
b. ECU
c. Safety airbag assembly at the side of driver
d. Pre-tension safety belt at the side of driver and passenger
Check the following parts, if they are abnormal, change them with new ones
a. Helix cable
b. Steering wheel, steering column, combination switch
Assembling state for steering wheel of safety airbag assembly at the side of driver
a. Check whether there is any abnormal noise in steering wheel, its action is flexible and clearance is
normal.
b. Check whether the joint of wiring harness is damaged or terminal is distorted.
Supplemental restraint system--Remove malfunction
260
Summary of Contents for FC
Page 1: ......
Page 2: ......
Page 302: ...Light Side turning light Side turning light Components Side turning light 291 ...
Page 409: ...Electric glass lifter Electrical schematic diagram Electric glass lifter 398 ...
Page 412: ...Electric rearview mirror Electrical schematic diagram Electric rearview mirror 401 ...
Page 413: ...Reversing radar system Electrical schematic diagram Reversing radar system 402 ...
Page 414: ...Safety airbag system Electrical schematic diagram Safety airbag system 403 ...
Page 418: ...Combination instrument Electrical schematic diagram Combination instrument 407 ...