Accord L4-1955cc 2.0L SOHC FI (1987)
4. Attach the positive probe of the voltmeter to the Black/Yellow terminal, and the negative probe to the Green terminal.
5. Shift transmission into "D3" or "D4".
-
If there is voltage, replace the solenoid valve and re-test.
-
If there is no voltage, attach the positive probe of the voltmeter to the Black/Yellow terminal, and the negative probe to body ground. Check
for voltage.
-
If there is no voltage, repair the open in the Black/Yellow wire between the solenoid valve and No. 1 fuse.
-
If there is voltage, inspect for an open in the Green wire between the solenoid valve and the ECU.
-
If the wire is OK, see ECU troubleshooting.
Solenoid Valve Test II:
1. Start the engine.
2. Disconnect the 6P connector.
3. Attach the positive probe of the voltmeter to the Black/Yellow terminal, and the negative probe to the Green terminal.
-
If there is voltage, inspect for a short in the Green wire between the solenoid valve and the ECU.
-
If the wire is OK, see ECU troubleshooting.
-
If there is no voltage, replace the solenoid valve and re-test.
Fast Idle Speed Inspection
Fast Idle Control Test
1. Check the vacuum line for proper connection, cracks, blockage or disconnected hoses.
2. Start the engine and allow to idle.