Mazda P0126 & P0128

DTC P0126 & DTC P0128 Code: Coolant thermostat stuck open DETECTION CONDITION DTC P0126 • If the ECT signal never exceeds 71°C {160 OF} after engine start for specified period, PCM determines that the coolant thermostat is stuck open. MONITORING CONDITIONS -IAT: above -10°C {14 OF} -Vehicle speed: over 6.0 km/h {3.7 mph} DTC P0128…

Mazda Factory OBD-II DTC U2202 Code Diagnostic Procedure

Mazda U2202 DSC HU/CM Communication error to PCM DETECTION CONDITION Warning •  Detection conditions are for understanding the DTC outline before performing an inspection. Performing an inspection according to only detection conditions may cause injury due to operating error, or damage the system. When performing an inspection, always follow the inspection procedure. •  CAN system related harness…

Mazda Factory OBD-II DTC U0073, U0516, U1900, U2516, 16:ER12 Code Diagnostic Procedure

Mazda U0073 SAS control module CAN system communication error U0516 Climate control unit U1900 PJB Water heater unit U2516 Instrument cluster 16:Er12 Audio unit DETECTION CONDITION Warning •  Detection conditions are for understanding the DTC outline before performing an inspection. Performing an inspection according to only detection conditions may cause injury due to operating error, or…

Mazda Factory OBD-II DTC U0001, U0073, U2012, U2516 Code Diagnostic Procedure

TC Mazda U0001 PCM (MZ-CD 1.6 (Y6)) CAN system communication error Mazda U0073 PCM (except MZ-CD 1.6 (Y6)) TCM (FS5A-EL) EHPAS control module Keyless control module Instrument cluster Mazda U2012 DSC HU/CM ABS HU/CM Mazda U2516 Fuel additive control module (MZ-CD 1.6 (Y6) High power-Euro 4 only) DETECTION CONDITION Warning •  Detection conditions are for understanding…