Test 8W18

TEST 8W18: CHECK OPEN CIRCUIT IN RELAY BOX CONTROL CIRCUIT
1) Turn ignition switch to OFF.
2) Install valve relay to relay box.
3) Measure resistance between relay box connector terminals.
Connector & terminal: (ABS4) No. 1 & No. 5
CHECK: Is the resistance between 93 and 113 ohms?
YES: Test 8W19
NO: Replace relay box.