TSRM/MK3 Supra/Repair Manual
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BE/Body Electrical System, page 32

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Body Electrical System — MK3 Supra Body Electrical System, page 32
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Page text (OCR transcript)
8E-32     BODY ELECTRICAL SYSTEM — Wipers and Washers

(b) With terminals 7 and 8 connected, check that continuity between terminals 1 and 5 are as shown in the following diagram.

Condition | Disconnect terminals 3 and 4 | Connect terminals 3 and 4
Time (secs.)
Duration of continuity | 0.8 ± 0.2 | 0.8 ± 0.2
Duration of non-continuity | 10 ± 2.0 | 2.0 ± 0.4

If operation is not as specified, replace the relay.

2. INSPECT WASHER CIRCUIT OF RELAY

(a) Connect the positive (+) lead from the battery to terminal 5 and the negative (–) lead to terminal 7.

(b) Inspect continuity between terminals 1 and 5 as follows.

Time (seconds) | Between terminals 1 and 5 | Time (seconds) | Between terminals 1 and 5
Connect terminals 6 and 7 | No Continuity | Disconnect terminals 6 and 7 | Continuity
0.5 ± 0.1 | Continuity | 2.5 ± 0.5 | No Continuity

If continuity is not as specified, replace the relay.

REPLACEMENT OF SWITCHES
(See page BE-18, 19)

REPLACE SWITCHES
(a) Remove the terminals from the connector.
(See pages BE-2, 3)
(b) Remove the wiper and washer switch.
(c) Install the wiper and washer switch.
(d) Install the terminals to the connector.
(See pages BE-3, 31)