Trouble Godes - diagramas.diagram...

I
Engine management
In glovebox, driver's side
General information
0 Refer to the front of this manual for general test conditions,
terminology, detailed descriptions of wiring faults and a
general trouble shooter for electrical and mechanical faults.
Trouble codes are displayed by using an LED connected to
one of the ECM terminals.
The ECM fault memory can also be checked and erased
using diagnostic equipment connected to the data link
connector (DLC).
Self-diagnosis using flash type trouble codes may not
display all available diagnostic information.
Carry out road test for at least 10 minutes.
Ensure accelerator pedal is briefly fully depressed and
engine speed exceeds 3000 rpm.
Accessing
Ensure ignition switched OFF.
Bridge data link connector (DLC) terminals 4 and 15 with a
switched lead - contacts normally open O.
NOTE: DLC terminal 15 is connected to ECM terminal 11.
Connect LED test lamp between data link connector (DLC)
terminal 16 and ECM terminal 4 0.
ECM located in plenum chamber.
NOTE: DO NOT disconnect ECM multi-plug as this will erase fault
memory.
Start engine. Allow to idle.
NOTE: If engine does not start' Crank engine for 6 seconds.
Leave ignition switched ON.
Operate switch for 4 seconds minimum.
Release switch. Check that LED flashes.
Count LED flashes. Note trouble code.
Year: 1993-97
Engine code: ABS, AAU, AAV
System: Bosch Mono-Motronic MA1.2.2
Each trouble code consists of four groups of one to four
flashes.
A 2,5 second pause separates each trouble code group H [A].
ReDeat switch o~eration. Note trouble codes. Com~are with
tro"ble code table.
End of test sequence indicated by trouble code 0000
(long flashes).
Switch ignition OFF. Rectify faults as necessary.
1 578 I,,,,,,,,,,,
/Autodata