Precautions for Trouble Diagnosis
CAUTION: Follow the instructions listed below. Failure to do this may cause damage to parts:
Precautions for Harness Repair
NOTE: A fray of twisted lines must be within 110 mm (4.33 in).

NOTE: Bypass connection may cause CAN communication error. The spliced wire becomes separated and the characteristics of twisted line are lost.

SYSTEM DESCRIPTION
Combination switchExploded View 1. Combination switch 2. Combination switch harness connector Front Removal and Installation 1. Remove the steering wheel. Refer to ST "Removal and Installation". 2. Re ...

CAN COMMUNICATION SYSTEM CAN COMMUNICATION SYSTEM : System Description CAN (Controller Area Network) is a serial communication line for real time application. It is an on-vehicle multiplex commun ...
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 ...
Diagnosis and repair workflow
Workflow
OVERALL SEQUENCE
DETAILED FLOW
1.INTERVIEW CUSTOMER
Interview the customer to obtain as much information as possible about the
conditions and environment under
which the malfunction occurred.
>> GO TO 2.
2.SYMPTOM CHECK
Verify symptoms.
>> GO TO 3.
3.CHECK FOR DT ...