Diagnosis Procedure
NOTE: The Signal Tech II Tool (J-50190) can be used to perform the following functions. Refer to the Signal Tech II User Guide for additional information.
1.PERFORM SELF DIAGNOSTIC RESULT
Perform "SELF DIAGNOSTIC RESULT".
Is DTC "U1000" detected?
YES >> Malfunction in CAN communication system. Refer to LAN "Trouble Diagnosis Flow Chart".
NO >> GO TO 2
2.CHECK COMBINATION METER
Check combination meter operation. Refer to MWI "CONSULT Function" (type B) or MWI "CONSULT Function" (type A).
Is the inspection result normal?
YES >> Replace BCM. Refer to BCS "Removal and Installation" or BCS "Removal and Installation".
NO >> Replace combination meter. Refer to MWI "Removal and Installation" (type B) or MWI "Removal and Installation" (type A).

Diagnosis Procedure 1.INSPECT BCM CONNECTOR Turn ignition switch OFF. Disconnect BCM connectors. Check terminals for damage or loose connections. Is the inspection result normal? YES > ...
Oil cooler
Exploded View
1. Radiator hose (upper) 2. Hose clamp 3. Radiator hose (lower)
4. Hose clamp 5. Water hose 6. Oil cooler
7. Connector bolt 8. Water hose 9. Oring
A. To radiator (upper side) B. To radiator (lower side) 10. Relief valve
Removal and Installation
REMOVAL
NOTE:
When removing co ...
P1148 closed loop control
DTC Logic
DTC DETECTION LOGIC
NOTE:
DTC P1148 is displayed with DTC for A/F sensor 1.
When the DTC is detected, perform the trouble diagnosis of DTC corresponding to
A/F sensor 1.
DTC No.
Trouble diagnosis
(Trouble diagnosis content)
DTC detecting condition
Possible cause ...