Nissan Altima 2007-2012 Service Manual: Component diagnosis

Diagnosis system (AV control unit)
Diagnosis Description DESCRIPTION • Diagnosis function consists of the self-diagnosis mode performed automatically and the CONFIRMATION/ ADJUSTMENT mode operated manually. • Self-diagnosi ...

U1000 Can comm circuit
Description Refer to AV-240, "System Description". DTC Logic DTC DETECTION LOGIC Diagnosis Procedure Symptom: Displays “CAN COMM CIRCUIT [U1000]” as a self-diagnosis result of AV ...

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Hydraulic control system
System Diagram System Description The hydraulic control mechanism consists of the oil pump directly driven by the engine, the hydraulic control valve that controls line pressure and transmission, and the input signal line. LINE PRESSURE AND SECONDARY PRESSURE CONTROL • When an input torq ...

Diagnosis and repair workflow
Work Flow OVERALL SEQUENCE DETAILED FLOW 1. GET INFORMATION FOR SYMPTOM Get the detailed information from the customer about the symptom (the condition and the environment when the incident/malfunction occurred). >> GO TO 2 2. CHECK DTC 1. Check DTC. 2. Perform the following ...

P0456 Evap control system
DTC Logic DTC DETECTION LOGIC NOTE: If DTC P0456 is displayed with DTC P0442, first perform the trouble diagnosis for DTC P0456. This diagnosis detects very small leakage in the EVAP line between fuel tank and EVAP canister purge volume control solenoid valve, using the negative pressure. ...