Solenoid Valve (Function)

If Lamp 3 (Green) comes on, test is okay. Go to PROGRAM SWITCH POSITION 3  . If Lamp 4 (Red) indicator light comes on, turn off ignition. Pull off control unit plug and check continuity in following wires:

• Between terminals No. 27 to 28 and between No. 27 to No. 87 on electronic relay socket.
• Positive for control unit plug terminal No. 1 and negative for terminal No. 27.
• Test light on terminal No. 32 should come on. If not, check solenoid valve relay for malfunction.