Nissan Maxima Service and Repair Manual: B2099 ignition relay off stuck

B2098 ignition relay on stuck

DTC Logic DTC DETECTION LOGIC 1.PERFORM DTC CONFIRMATION PROCEDURE Turn the power supply position to start under the following conditions and wait for at least 1 second. CVT selecto ...

Power supply and ground circuit

Diagnosis Procedure 1. CHECK FUSES AND FUSIBLE LINK Check that the following IPDM E/R fuses or fusible link are not blown. 2. CHECK POWER SUPPLY CIRCUIT Turn ignition switch OFF. Disconne ...

Other materials:

DTC/circuit diagnosis
MAIN LINE BETWEEN DLC AND HVAC CIRCUIT Diagnosis Procedure 1.CHECK HARNESS CONTINUITY (OPEN CIRCUIT) Turn the ignition switch OFF. Disconnect the battery cable from the negative terminal. Disconnect the following harness connectors. ECM A/C auto amp. Check the continuity betw ...

Active noise cancellation/Active sound control (if so equipped).
Active noise cancellation Front and rear microphones This system uses three microphones 1 located inside the vehicle to detect engine booming noises. The system then automatically generates a noise canceling sound through the speakers and woofer to reduce engine booming noise. NOTE: To o ...

ECU diagnosis information
ECM Reference Value VALUES ON THE DIAGNOSIS TOOL NOTE:  The following table includes information (items) inapplicable to this vehicle. For information (items) applicable to this vehicle, refer to CONSULT display items.  Numerical values in the following table are reference v ...