Mazda 121 - Engine Control Unit Replacement; Engine Control Unit Inspection; 2. Ecu; I N S P E C L I O N

F
CONTROL
SYSTEM
ENGINE
CONTROL
UNIT
(ECU)
Reolacement
'1.
Remove
in the
order shown
in the
tigure.
2.
Install
in the
reverse order
of removal
1. Negative
battery
cable
2.
ECU
Inspeclion.................................
page
F- 1 12
3.
ECU connector
Inspection
1. Disconnect
the ECU
connectors.
2. Connectthe
SSTS
(Engine
SignalMonitor
and AdaPter
Harness)
to the ECU
as shown.
a1EAF2210
F-112
(7.3-rr
(60-rr0,69-es)