Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Supplemental restraint system / Short in p/t squib (lh) circuit (to b+) / Circuit descriptionCircuit description
Toyota Corolla (E120): Circuit descriptionCircuit description
The p/t squib (lh) circuit consists of the airbag sensor assy center and seat belt pretensioner (lh).
It causes the srs to deploy when the srs deployment conditions are satisfied.
Dtc b0138/72 is recorded when a b+ short is detected in the p/t squib (lh) circuit.
Wiring diagram
Other materials:
If the vehicle becomes stuck
Carry out the following procedures if the tires spin or the vehicle becomes
stuck in mud, dirt or snow:
1 Stop the engine. Set the parking brake and shift the shift lever to P (automatic
transmission or continuously variable transmission) or N (manual transmission).
2 Remove the mud, snow or s ...
Inspection procedure
1 Inspect fuse(ecu–ig fuse)
Remove ecu–ig fuse from the instrument panel j/b.
check continuity of ecu–ig fuse.
Ok:
continuity
2 Inspect battery
Ok:
voltage: 10 – 14 v
3 Inspect skid control ecu connector(ig1 terminal voltage)
In case of using hand–held te ...
Key information
Keys
The following keys are provided with the vehicle.
► Vehicles without a smart key system
(type A)
1 Keys
2 Key number plate
► Vehicles without a smart key system (type
B)
1 Keys
Operating the wireless remote control function
2 Key number plate
► Vehicles ...