Front and Rear Sonar System (if so equipped)
Freeing a frozen door lockBasic inspection
DIAGNOSIS AND REPAIR WORKFLOW
Work Flow
OVERALL SEQUENCE
DETAILED FLOW
1.CONFIRM SYMPTOM
Confirm symptom or customer complaint.
2.CHECK SELF-DIAGNOSIS OPERATION OF COMBINATION METER
Perform self-diagnosis of combination meter. Refer to MWI-29, "Diagnosis
Description".
3.CHECK COMBINATION ...
P0420, P0430 three way catalyst function
DTC Logic
DTC DETECTION LOGIC
The ECM monitors the switching frequency ratio of air fuel ratio (A/F)
sensor 1 and heated oxygen sensor 2.
A three way catalyst (manifold) with high oxygen storage capacity
will indicate a low switching frequency of heated oxygen sensor 2.
As oxygen sto ...
U1000 CAN comm circuit
Description
CAN (Controller Area Network) is a serial communication line for real time
application. It is an on-vehicle multiplex communication line with high data
communication speed and excellent error detection ability. Many electronic
control units are equipped on a vehicle and each contr ...