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Control Relay

NOTE: If control relay is defective, fuel pump, injectors and ECU will not operate.

Using an ohmmeter, check for proper continuity between relay terminals as outlined in the CONTROL RELAY INSPECTION  table. Also, see Fig 1 .

CONTROL RELAY INSPECTION

Relay Terminals Ohms
1-7, 3-7 Infinity
4-8 Zero
2-5, 2-3 95
6-4 35
1-7 (1) Zero
3-7 (2) Zero
(1) Apply battery voltage across terminals No. 6 (positive) and 4 (negative).
(2) Apply battery voltage across terminals No. 8 (positive) and 4 (negative).
Fig 1: Control Relay Terminal Numbers
G93450Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.