Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Supplemental restraint system / Short in d squib circuit (to ground) / Circuit description
Toyota Corolla (E120): Circuit description
The d squib circuit consists of the airbag sensor assy center, spiral cable sub–assy and horn button assy.
It causes the srs to deploy when the srs deployment conditions are satisfied.
Dtc b0102/11 is recorded when a ground short is detected in the d squib circuit.
Wiring diagram
Other materials:
Inspection procedure
1 Check low pitched horn assy
Connect the positive (+) lead from the battery to the terminal
and negative (–) lead to the horn body, and check that
the horn blows.
2 Check relay (marking: horn)
Remove the relay from the engine room j/b.
check the horn relay conti ...
Overhaul
1. Drain brake fluid
Notice:
wash the brake fluid off immediately if it comes into contact with any painted
surface.
2. Remove air cleaner cap sub–assy
3. Remove brake master cylinder sub–assy
disconnect the brake fluid level switch connector from
master cylinder reservoir subâ ...
Inspection procedure
Hint:
start the inspection from step 1 in case of using the hand–held tester and start
from step 2 in case of not
using hand–held tester.
1 Inspect brake actuator assy
Select the datalist mode on the hand–held tester.
check the operation sound of the abs pump motor when operat ...