Diagnosis Procedure
WARNING:
Always observe the following items for preventing accidental activation.
- Before servicing, turn ignition switch OFF, disconnect battery negative terminal, and wait 3 minutes or more. (To discharge backup capacitor.) - Never use unspecified tester or other measuring device.
1.CHECK CONNECTOR
2.CHECK AIR BAG DIAGNOSIS SENSOR UNIT
Check the air bag diagnosis sensor unit. Refer to SRC-3, "Work Flow".
STRG branch line circuit
ABS branch line circuitSignal buffer system
System Diagram
System Description
OUTLINE
BCM has the signal transmission function that outputs/transmits each
input/received signal to each unit.
Signal transmission function list
Signal name
Input
Output
Description
Ignition switch ON si ...
On board refueling vapor recovery (ORVR)
Description
From the beginning of refueling, the air and vapor inside the fuel tank go
via the refueling EVAP vapor cut
valve and EVAP/ORVR line to the EVAP canister. The vapor is absorbed by the EVAP
canister and the air is
released to the atmosphere.
When the refueling has reached ...
Main line between HVAC and ABS circuit
Diagnosis Procedure
1.CHECK CONNECTOR
Turn the ignition switch OFF.
Disconnect the battery cable from the negative terminal.
Check the following terminals and connectors for damage, bend and
loose connection (connector side
and harness side).
Harness connector M1
Harness connect ...