CRX L4-1488cc 1.5L SOHC (D15A3) MFI (1987)
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Frequency Solenoid Valve: Testing and Inspection
Frequency Solenoid Valve A
Civic 1500 & CRX Exc. HF
1.
Disconnect air hose between air control valve A and frequency solenoid valve A at the control valve, then blow air into the hose.
2.
If air does not flow, proceed to step 3. If air flows, replace frequency solenoid valve A and repeat test.
3.
Apply battery voltage to frequency solenoid valve A green/white wire terminal, then blow air from air suction hose. Air should flow.
4.
If air flows, frequency solenoid valve A is satisfactory, check frequency solenoid valve B. If air does not flow, replace frequency solenoid valve A
and repeat test.
