Nissan Altima (L32) 2007-2012 Service Manual ≻ Power supply, ground & circuit elements sedan ≻ Component diagnosis ≻ Ground

Nissan Altima (L32) 2007-2012 Service Manual: Ground

Ground Distribution

MAIN HARNESS

ENGINE ROOM HARNESS

FRONT END MODULE HARNESS

ENGINE CONTROL HARNESS

BODY HARNESS

BODY NO. 2 HARNESS

HARNESS

Harness Layout

HOW TO READ HARNESS LAYOUT

The following Harness Layouts use a map style grid to help locate connectors on the drawings: • Main Harness, Console Sub-harness and Console Switch Subharness

• Engine Room Harness

• Engine Room Harness (Passenger Compartment)

• Front End Module Harness

• Engine Control Harness (VQ35DE) and Knock Sensor Sub-harness

• Engine Control Harness (QR25DE)

• Body Harness

• Body No. 2 Harness

• Room Lamp Harness

To use the grid reference

1. Find the desired connector number on the connector list.

2. Find the grid reference.

3. On the drawing, find the crossing of the grid reference letter column and number row.

4. Find the connector number in the crossing zone.

5. Follow the line (if used) to the connector.

OUTLINE

MAIN HARNESS

ENGINE ROOM HARNESS

ENGINE ROOM HARNESS (PASSENGER COMPARTMENT)

FRONT END MODULE HARNESS

ENGINE CONTROL HARNESS (VQ35DE)

ENGINE CONTROL HARNESS (QR25DE)

BODY HARNESS

BODY NO. 2 HARNESS

ROOM LAMP HARNESS

FRONT DOOR LH HARNESS

FRONT DOOR RH HARNESS

REAR DOOR LH HARNESS

REAR DOOR RH HARNESS

Power supply routing circuit

Wiring Diagram — Battery Power Supply — Wiring Diagram — Accessory Power Supply — Wiring Diagram — Ignition Power Supply — Fuse • If fuse is ...

Electrical units location

Electrical Units Location ENGINE COMPARTMENT PASSENGER COMPARTMENT LUGGAGE COMPARTMENT HARNESS CONNECTOR Description HARNESS CONNECTOR (TAB-LOCKING TYPE) • The tab-locking type conne ...

Other materials:

AV branch line circuit
Diagnosis Procedure INSPECTION PROCEDURE 1.CHECK CONNECTOR 1. Turn the ignition switch OFF. 2. Disconnect the battery cable from the negative terminal. 3. Check the terminals and connectors of the AV control unit for damage, bend and loose connection (unit side and connector side). I ...

B260b steering lock unit
Description The steering lock unit performs the check by itself according to the steering status. DTC Logic DTC DETECTION LOGIC DTC CONFIRMATION PROCEDURE 1.PERFORM DTC CONFIRMATION PROCEDURE 1. Press the push-button ignition switch, when steering is locked. 2. Check “Self diagnostic ...

Cooling system
Cooling Circuit 1. Thermostat 2. Water control valve 3. Water control valve housing (Water outlet) 4. Cylinder block (Thermostat housing) 5. Water inlet 6. Radiator 7. Water pump 8. Cylinder block 9. Cylinder head A. Open B. Closed C. To electric throttle control D. To oil cooler E. ...