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Home >> Mazda >> 2002 >> Millenia S >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Self-Diagnostics - 2.3L >> Diagnostic Tests >> DTC P1627: Pcm - Anti-Lock Brake System (Abs)/Traction Control System (TCS) Abs Hydraulic Unit (HU)/Control Module (Cm) Line Communication Error >> Detection Condition

Detection Condition

If PCM terminal "1Q" does not receive pulse signal from ABS/TCS control module, PCM determines that communication circuit has a malfunction when vehicle is driven greater than 3.3 MPH (5.3 km/h). See Fig 1 .

Fig 1: Identifying DTC P1627: PCM - ABS/TCS/HU/CM Line Communication Error, Circuit & Connector Terminals
G00157417Courtesy of MAZDA MOTORS CORP.
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