Mazda 1996 626, Руководство по обслуживанию

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L
OUTSIDE MIRROR
Step 5
Measure the voltage at the (B/W) terminal wire of the
rear window defroster relay connector.
B+: Battery positive voltage
Voltage Action
B+
Go to Step 6
Other
Repair wiring harness (ENGINE 15A fuse—
Rear window defroster relay)
Step 6
Measure the voltage at the (B/W) terminal wire of the
rear window defroster relay connector.
_____ B+: Battery positive voltage
Voltage Action
B+
Go to Step 7
Other
Repair wiring harness (DEFOG 40A fuse—
Rear window defroster relay)
C
A
D B
Step 7
1
. Turn the ignition switch to OFF.
2. Disconnect the rear window defroster relay connector.
3. Check for continuity between the terminals of the relay
while applying battery positive voltage as indicated
below.
0 —0 : Continuity B+: Battery positive voltage
Terminal
Step A B C D
1
Q —
_
------Q
2 B+
GND 0
— ------
O
4. If correct, reconnect the relay and go to Step
8
.
5. If not as specified, replace the relay.
Step 8
1
. Turn the ignition switch to ON.
2
. Measure the voltage at the (V) terminal wire of the CPU
connector (
20
-pin).
_______________________________________ B+: Battery positive voltage
Voltage Action
B+ Go to Step 9
Other
Repair wiring harness
(Rear window defroster relay— CPU)
Step 9
1. Turn the ignition switch to OFF.
2
. Disconnect the CPU connector (
20
-pin).
3. Turn the rear window defroster switch to ON.
4. Check for continuity between the (G) terminal wire of
the CPU connector and ground.
Continuity Action
Yes Replace CPU (Refer to section Z3)
No
Go to Step 10
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