Deceleration Control System Troubleshooting And Inspection - Mazda 626 MX-6 Workshop Manual

4B
DECELERATION CONTROL SYSTEM
TROUBLESHOOTING
Check the condition of the wiring harness and connectors before checking the sensor or switches below.
Note
Make the system inspection first. If no problem is found, continue with the next system
inspection of the Troubleshooting Guide. (Refer to page 4B—8 and 9.)
Possible cause
Page
Checking order
49 9200 163
49 9200 162
4B—84
Water thermo sensor
I
4B—116
System Inspection (Electrical Signal)
1. Connect the SST between the wiring harness and
control unit.
2. Set 3C or 3E position on the SST.
Note
3C — For No. 2 and No. 4 injectors
3E — For No. 1 and No. 3 injectors
86U04A-124
3. Check that the indicator lamps alternately flash at
idle.
86U04A-125
626, MX-6 Revised 10/87
System inspection
4B—84
2 1
86U04B-097