Nissan Maxima Service and Repair Manual: DTC/circuit diagnosis

Diagnosis system (TCM)

CONSULT Function FUNCTION CONSULT can display each diagnostic item using the diagnostic test modes shown following. WORK SUPPORT MODE Display Item List Engine Brake Adjustment CAUTION: Mo ...

U0100 lost communication (ECM A)

DTC Logic DTC DETECTION LOGIC DTC CONFIRMATION PROCEDURE 1.PREPARATION BEFORE WORK If another "DTC CONFIRMATION PROCEDURE" occurs just before, turn ignition switch OFF and wait for at least ...

Other materials:

Precaution
PRECAUTIONS Precautions for Trouble Diagnosis CAUTION: Never apply 7.0 V or more to the measurement terminal. Use a tester with open terminal voltage of 7.0 V or less. Turn the ignition switch OFF and disconnect the battery cable from the negative terminal when checking the harness. P ...

ECU diagnosis information
BCM (BODY CONTROL MODULE) Reference Value NOTE: The Signal Tech II Tool (J-50190) can be used to perform the following functions. Refer to the Signal Tech II User Guide for additional information. Activate and display TPMS transmitter IDs Display tire pressure reported by the TPMS transm ...

Increasing fuel economy
Keep your engine tuned up. Follow the recommended scheduled maintenance. Keep the tires inflated to the correct pressure. Low tire pressure increases tire wear and lowers fuel economy. Keep the wheels in correct alignment. Improper alignment increases tire wear and lowers fuel eco ...