Mazda 6 Service Manual: Dtc u0073, u1900, u2516

Procedures for determining the location of a malfunction

System Wiring Diadram PCM 1. Check the display of DTC U0121 and/or U0155, using the SST (WDS or equivalent). (See DTC TABLE.) 2. Referring to the following table, determine the malfunctioning p ...

On-board diagnostic [headlight auto leveling system]

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Other materials:

Mazda 6 Service Manual: Mass air flow (maf) sensor inspection
Voltage Inspection Note Perform the following inspection only when directed. 1. Visually inspect for the following on the MAF sensor. Damage Cracks Terminal bends Terminal rust - If any of the above are found, replace the MAF sensor. - If the MAF PID value is out of specifi ...

Mazda 6 Service Manual: Evaporator temperature sensor inspection
1. Turn the AUTO switch on. 2. Set the temperature control at MAX COLD (Turn the left). 3. Turn the A/C switch. 4. Set the RECIRCULATE mode. 5. Close all doors and windows. 6. Wait for 5 minutes. 7. Remove the glove compartment. 8. Disconnect the evaporator temperature sensor. 9. Measure t ...