Component Function Check
1.CHECK PARKING BRAKE SWITCH OPERATION
Check that brake warning lamp in combination meter turns ON/OFF when parking brake is actuated.
Is the inspection result normal? YES >> Inspection End.
NO >> Proceed to diagnosis procedure. Refer to BRC-90, "Diagnosis Procedure".
Diagnosis Procedure
Regarding Wiring Diagram information, refer to BRC-44, "Wiring Diagram".
1.CONNECTOR INSPECTION
Turn ignition switch OFF.
Disconnect combination meter and parking brake switch connectors.
Check connectors and terminals for deformation, disconnection, looseness or damage.
Is the inspection result normal? YES >> GO TO 2.
NO >> Repair or replace as necessary.
2.CHECK PARKING BRAKE SWITCH
Check parking brake switch. Refer to BRC-91, "Component Inspection".
Is the inspection result normal? YES >> GO TO 3.
NO >> Replace parking brake switch. Refer to PB-7, "Exploded View".
3.Check parking brake switch signal
With CONSULT.
Connect combination meter connector and parking brake switch connectors.
Turn ignition switch ON.
In “DATA MONITOR” select “PARK BRAKE SW” and check parking brake switch signal.
Is the inspection result normal? YES >> Refer to BRC-51, "Work Flow".
NO >> GO TO 4.
4.Check parking brake switch circuit
Turn ignition switch OFF.
Disconnect combination meter and parking brake switch connectors.
Check continuity between combination meter connector M24 terminal 10 and parking brake switch connector M130 terminal 1.
Check continuity between combination meter connector and ground.
Is the inspection result normal? YES >> Replace combination meter. Refer to MWI-77, "Removal and Installation".
NO >> Repair or replace malfunctioning components.
Component Inspection
1.Check parking brake switch
Turn ignition switch OFF.
Disconnect parking brake switch connector.
Check continuity between parking brake switch terminal 1 and ground.
Is the inspection result normal? YES >> Inspection End.
NO >> Replace parking brake switch. Refer to PB-7, "Exploded View".
Diagnosis description : counter system
RELATIONSHIP BETWEEN MIL, 1ST TRIP DTC, DTC, AND DETECTABLE ITEMS
When a malfunction is detected for the first time, the 1st trip DTC and
the 1st trip freeze frame data are
stored in the ECM memory.
When the same malfunction is detected in two consecutive trips, the DTC
and the freeze ...
Instrument panel
Headlight/fog light (if so equipped)/turn
signal switch
Steering wheel switch for trip
computer, audio control and
Bluetooth® Hands-Free Phone System
(if so equipped)
Driver’s supplemental air bag/Horn
Meters and gauges
Cruise control main/set switches
(if so equipped)
...
P0138 HO2S2
DTC Logic
DTC DETECTION LOGIC
The heated oxygen sensor 2 has a much longer switching time between rich and
lean than the air fuel ratio (A/
F) sensor 1. The oxygen storage capacity of the three way catalyst (manifold)
causes the longer switching
time.
MALFUNCTION A
To judge the malfunction ...