DTC Logic
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.CHECK SELF DIAGNOSTIC RESULT
With CONSULT.
Diagnosis Procedure
CAUTION: Do not check between wheel sensor terminals.
1.CONFIRM DTC
With CONSULT
2.INSPECT WHEEL SENSOR
Inspect the suspect wheel sensor for damage or deformation.
3.HARNESS AND CONNECTOR INSPECTION
4.CHECK WHEEL SENSOR OUTPUT SIGNAL
5.CHECK WIRING HARNESS FOR SHORT TO VOLTAGE
6.CHECK WIRING HARNESS FOR SHORT TO GROUND
7.CHECK WIRING HARNESS FOR SHORT BETWEEN CIRCUITS
Check continuity between wheel sensor harness connector terminals of suspect wheel.
8.CHECK WIRING HARNESS FOR OPEN CIRCUIT
Check continuity between ABS actuator and electric unit (control unit) connector E26 and wheel sensor connector of wheel with DTC.
9.CHECK ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT) POWER SUPPLY CIRCUIT
10.CHECK ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT) GROUND CIRCUIT
11.CHECK WHEEL SENSOR INPUT VOLTAGE
12.CONFIRM REPAIR
With CONSULT
Power supply and ground circuit
AV CONTROL UNIT
AV CONTROL UNIT : Diagnosis Procedure
1.CHECK FUSES
Check that the following AV control unit fuses are not blown.
2.POWER SUPPLY CIRCUIT CHECK
Disconnect AV control unit connectors M160 and M163.
Check voltage between the AV control unit connectors M160
and M163 ...
P0453 evap control system pressure sensor
Description
The EVAP control system pressure sensor detects pressure in the
purge line. The sensor output voltage to the ECM increases as pressure
increases.
DTC Logic
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.PRECONDITIONING
If DTC Confirmation Procedure has been previously ...
B2553 ignition relay
Description
BCM turns ON the following relays to ignition power supply to each ECU when
the ignition switch is turned
ON.
Ignition relay-1 (inside IPDM E/R)
Ignition relay-2 (inside fuse block (J/B))
Front blower motor relay
BCM checks any ignition relay ON request for consistency wi ...