Inspection Between Data Link Connector and ABS Actuator and Electric Unit (Control Unit) Circuit

WARNING: This page is about a different car, the 2006 Nissan Titan. However, it is still accessible from the selected car via links, so may be relevant.

CHECK CONNECTOR
1. Turn ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check following terminals and connectors for damage, bend and loose connection (connector side and harness side).
  - Harness connector M31
  - Harness connector E152
OK or NG

OK: GO TO 2.

NG: Repair terminal or connector.

CHECK HARNESS FOR OPEN CIRCUIT

Disconnect harness connector M31.

Check continuity between data link connector (A) and harness connector (B).

Fig 1: Checking Continuity Between Data Link Connector (A) And Harness Connector (B)

Courtesy of NISSAN MOTOR CO., U.S.A.

CONTINUITY REFERENCE

A		B		Continuity
Connector	Terminal	Connector	Terminal	Continuity
M22	6	M31	31G	Yes
M22	14	M31	42G	Yes

OK or NG

OK: GO TO 3.

NG: Repair harness.

CHECK HARNESS FOR OPEN CIRCUIT

Disconnect ABS actuator and electric unit (control unit) connector.

Check continuity between harness connector (A) and ABS actuator and electric unit (control unit) connector (B).

Fig 2: Checking Continuity Between Harness Connector (A) And ABS Actuator And Electric Unit (Control Unit) Connector (B)

Courtesy of NISSAN MOTOR CO., U.S.A.

CONTINUITY REFERENCE

A		B		Continuity
Connector	Terminal	Connector	Terminal	Continuity
E152	31G	E125	11	Yes
E152	42G	E125	15	Yes

OK or NG

OK: Connect all the connectors and diagnose again. Refer to "TROUBLE DIAGNOSES WORK FLOW ".

NG: Repair harness.