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Home >> Cadillac >> 1987 >> Allante F7/ME9 >> Repair and Diagnosis >> Body & Frame >> Body, Cab Control Systems >> Body Computer Module >> System Tests >> Test C: Radio & Wipers Will Not Operate When Retained Accessory Power (Rap) Feature Is Activated
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Test C: Radio & Wipers Will Not Operate When Retained Accessory Power (Rap) Feature Is Activated

RAP RELAY 2

Condition Connect Between (1) Correct Result
RAP Relay 2 Disconnected: Connect Test Lamp At RAP Relay 2 Connector (2) 5 (RED/YEL) & Ground (3) Test Lamp Lights
RAP Relay 2 Disconnected: Connect Test Lamp At RAP Relay 2 Connector (2) 4 (RED) & Ground (4) Test Lamp Lights
(1) If results are correct, go to RAP RELAY 2 TABLE 2 .
(2) For terminal identification, see CONNECTOR IDENTIFICATION .
(3) If results are incorrect, check RED/YEL (840) wire for an open.
(4) If results are incorrect, check RED (2) wire for an open.
RAP RELAY 2

Condition Connect Between Correct Result (1) BCM Display
RAP Relay 2 Disconnected: Connect Test Lamp At RAP Relay 2 Connector; Select BCM Output Test BO03 (2) 5 (RED/YEL) & 2 (BLK/WHT) Test Lamp Lights (3) LO
RAP Relay 2 Disconnected: Connect Test Lamp At RAP Relay 2 Connector; Select BCM Output Test BO03 (2) 5 (RED/YEL) & 2 (BLK/WHT) Test Lamp Does Not Light (3) HI
(1) If the BCM display does not cycle from LO to HI, replace the BCM.
(2) For terminal identification, see CONNECTOR IDENTIFICATION .
(3) If test lamp lights as shown, go to RAP RELAY 2 TABLE 3 . If test lamp does not light as indicated, check BLK/WHT (707) wire for an open.
RAP RELAY 2

Condition Connect Between (1) Correct Result For Diagnosis
RAP Relay 2 Disconnected: Ignition Off; Connect Fused Jumper At RAP Relay 2 Connector (2) 4 (RED) & 1 (BRN) Radio & Wipers Operate (3)
(1) If result is correct, replace RAP Relay 2.
(2) For terminal identification, see CONNECTOR IDENTIFICATION .
(3) If result is incorrect, check BRN (4) wire for an open.