Diagnosis Procedure
1.CHECK CONNECTOR
- Models without automatic drive positioner - ECM - Harness connector E30 - Harness connector M1 - Models with automatic drive positioner - ECM - Harness connector E29 - Harness connector B10
2.CHECK HARNESS FOR OPEN CIRCUIT
3.CHECK POWER SUPPLY AND GROUND CIRCUIT
Check the power supply and the ground circuit of the ECM. Refer to EC-157, "Diagnosis Procedure".
P0137, P0157 HO2S2
Description
The heated oxygen sensor 2, after three way catalyst (manifold),
monitors the oxygen level in the exhaust gas on each bank.
Even if switching characteristics of the air fuel ratio (A/F) sensor 1
are shifted, the air-fuel ratio is controlled to stoichiometric, by the signal
...
System description
STARTING SYSTEM
System Diagram
System Description
The starter motor plunger closes and provides a closed circuit between the
battery and the starter motor. The starter motor is grounded to the cylinder
block. With power and ground supplied, the starter motor operates.
Component Description ...
U1200 AV control unit
Description
Replace the AV control unit if this DTC is displayed.
Part name
Description
AV CONTROL UNIT
It is the master unit of the MULTI AV system and it is connected
to each control unit by means of communication. It operates each
syste ...