LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Mazda >> 2003 >> MPV ES >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Self-Diagnostics >> Diagnostic Tests >> DTC P0032: Right Front Ho2S Heater Circuit High >> Detection Condition
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Detection Condition

PCM monitors control signal at terminal No. 93. If PCM turns on right front HO2S heater (grounds circuit) and circuit has high voltage, DTC is set. This is a continuous monitor. MIL illuminates if PCM detects malfunction in 2 consecutive drive cycles. Right front HO2S heater is controlled by a duty signal.

scientia non olet · About LEMON Manuals