TSRM/MK2 Supra/Repair Manual
Repair ManualWiring Diagrams
p.015

BE/Body Electrical System — Headlight Retainer Relay, page 16

16 / 121
p.017
Headlight Retainer Relay — MK2 Supra Body Electrical System, page 16
100%
Page text (OCR transcript)
BE-16

BODY ELECTRICAL SYSTEM — Lighting

No continuity
No continuity

(d) Reverse the test leads of the ohmmeter and inspect continuity.
If there is continuity, replace the motor assembly.

Headlight Retainer Relay

INSPECTION OF HEADLIGHT RETAINER RELAY

1. INSPECT HEADLIGHT CIRCUIT OPERATION
Connect the positive (+) leads from the battery to terminals 4 and 7. Connect the negative (—) lead to terminal 2. Connect the 3.4W test bulb between terminal 8 and positive (+) lead from the battery.

(a) Disconnect the positive (+) lead from the terminal 7. Check that the test bulb is lighting.

(b) Connect the negative (—) lead to the terminal 6. Check that the test bulb does not light.
If operation is not as specified, replace the relay.

2. INSPECT TAILLIGHT CIRCUIT OPERATION
Connect the positive (+) leads from the battery to terminals 4 and 7. Connect the negative (—) lead to terminal 3. Connect the 3.4W test bulb between terminal 1 and positive (+) lead from the battery.
(a) Disconnect the positive (+) lead from the terminal 7. Check that the test bulb is lighting.