Possible Causes

Possible causes are:

• Connector or terminal malfunction
• EVAP system leak detection pump malfunction
• Open circuit in Pink wire between EVAP system leak detection pump 4-pin harness connector terminal "D" and PCM 104-pin harness connector terminal No. 67
• Open circuit in White wire between main relay harness connector terminal "C" and EVAP system leak detection pump 4-pin harness connector terminal "A"
• PCM malfunction
• Short to ground circuit in Pink wire between EVAP system leak detection pump 4-pin harness connector terminal "D" and PCM 104-pin harness connector terminal No. 67