Disconnect ECM connector B (24P). Check for continuity between ECM connector terminal B15 and body ground. ECM CONNECTOR B (24P) Wire side of female terminals Is there continuity? YES - Repair short in the wire between the VTEC solenoid valve and the ECM (B15). NO - Go to step 32.

Connect the VTEC solenoid valve 2P connector terminal No. 2 and body ground with a jumper wire. VTEC SOLENOID VALVE 2P CONNECTOR Wire side of female terminals Check for continuity between ECM connector terminal B15 and body ground. ECM CONNECTOR B (24P) Wire side of female terminals Is there continuity? YES - Substitute a known-good ECM and recheck (see page 11-5). If symptom/indication goes away, replace the original ECM. NO - Repair open in the wire between the VTEC solenoid valve and the ECM (B15). aaa