Mazda 1990 323 Workshop Manual Supplement page 238

K2
TROUBLESHOOTING GUIDE
iTEP
INSPECTION
ACTION
4 Check if voltage at 1 H terminal of EC-AT control
Yes Go to Step 7
unit is OK
w page K2-144
Voltage: Approx. 12V (Hold switch released)
No
Go to next step
5
Check if continuity between a terminal of hold Yes Go to next step
switch and 1H terminal of EC-AT control unit is
OK
No Repair wiring
6 Check if operation of hold switch is OK Yes
Check for open or short circuit of wiring
cc7 page K2-140 and poor connection at connectors
Switch
Continuity
+ If OK, go to next step
Depressed
No
+ If not OK, repair wiring
Released Yes
No
Replace selector lever knob assembly
7 Check if voltage at 2A and 2T terminals of Yes
Go to Step 9
EC-AT control unit is OK
w page K2-144
31
No
Check if poor connection at connectors
2A
4
+ If OK, go to next step
e If not OK, repair or replace
and poor connection at connectors
* Refer to 1990 323 Workshop Manual (1195-IO-89E)
K2-62