Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Supplemental restraint system / Open in p/t (rh) circuit / Circuit description
Toyota Corolla (E120): Circuit description
The p/t squib circuit (rh) consists of the airbag sensor assy center and seat belt pretensioner (rh).
It causes the srs to deploy when the srs deployment conditions are satisfied.
Dtc b0131/64 is recorded when an open is detected in the p/t squib (rh) circuit.
Wiring diagram
Other materials:
Circuit description
Hint:
these dtcs indicate a malfunction related to the primary circuit.
If dtc p0351 is displayed, check the no.1 Ignition coil with igniter
circuit.
If dtc p0352 is displayed, check the no.2 Ignition coil with igniter
circuit.
If dtc p0353 is displayed, check the no.3 Ignition coil ...
Inspection procedure
1 Inspect dlc3 terminal voltage
Turn the ignition switch to on.
measure voltage between terminals 13 (tc) and 4 (cg) of
dlc3.
Ok:
voltage: 10 – 16 v
2 Check harness and connector(between cruise control ecu assy
and dlc3)
Check for open and short circuit in harness ...
Checking the messages
1 Display the “Message Inbox” screen.
2 Select the desired message from the list.
3 Check that the message is displayed.
1 E-mails: Select “Mark Unread” or “Mark Read” to mark mail unread or read on
the message inbox screen.
This function is available when “Update Message Read S ...