Test 8W7

TEST 8W7: CHECK VALVE RELAY POWER SUPPLY
1) Disconnect connector (F8) from relay box.
2) Turn ignition switch to ON.
3) Measure voltage between relay box connector and chassis ground.
Connector & terminal: (F8) No. 1 (+) & Chassis ground (-)
CHECK: Is the voltage between 10 and 13 Volts?
YES: Test 8W8
NO: Repair harness between battery and relay box connector. Check fuse No. 19.