Steering Lock Solenoid Check

WARNING: This page is about a different car, the 2008 Nissan Maxima. However, it is still accessible from the selected car via links, so may be relevant.

CHECK STEERING LOCK SOLENOID POWER SUPPLY
1. Turn ignition switch OFF.
2. Disconnect steering lock solenoid connector.
3. Check voltage between steering lock solenoid harness connector M72 terminal 1 and ground.
  1 - Ground: Battery voltage
Fig 1: Checking Voltage Between Steering Lock Solenoid Harness Connector M72 Terminal 1 And Ground
Courtesy of NISSAN MOTOR CO., U.S.A.

OK or NG

OK: GO TO 2.

NG: Repair or replace steering lock solenoid power supply circuit.
CHECK STEERING LOCK SOLENOID GROUND CIRCUIT
Check continuity between steering lock solenoid harness connector M72 terminal 4 and ground.

4 - Ground: Continuity should exist.

Fig 2: Checking Continuity Between Steering Lock Solenoid Harness Connector M72 Terminal 4 And Ground
Courtesy of NISSAN MOTOR CO., U.S.A.

OK or NG

OK: GO TO 3.

NG: Repair or replace the steering lock solenoid ground circuit.
CHECK INTELLIGENT KEY UNIT OUTPUT SIGNAL
1. Connect steering lock solenoid connector.
2. Check voltage between Intelligent Key unit harness connector M52 terminal 1 and ground.
  1 - Ground: Approx. 5V
Fig 3: Checking Voltage Between Intelligent Key Unit Harness Connector M52 Terminal 1 And Ground
Courtesy of NISSAN MOTOR CO., U.S.A.

OK or NG

OK: GO TO 4.

NG: Replace Intelligent Key unit. Refer to "REMOVAL AND INSTALLATION OF INTELLIGENT KEY UNIT ".

CHECK STEERING LOCK COMMUNICATION SIGNAL

Check signal between Intelligent Key unit connector M52 terminal 32 and ground with oscilloscope.

STEERING LOCK COMMUNICATION SIGNAL

Connector	Terminals		Condition	Signal (V) (Reference value)
Connector	(+)	(-)	Condition	Signal (V) (Reference value)
M52	32	Ground	Ignition switch is pushed	Courtesy of NISSAN MOTOR CO., U.S.A.

Fig 4: Checking Signal Between Intelligent Key Unit Connector M52 Terminal 32 And Ground

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

OK or NG

OK: GO TO 5.

NG: Replace Intelligent Key unit. Refer to "REMOVAL AND INSTALLATION OF INTELLIGENT KEY UNIT ".

CHECK STEERING LOCK SOLENOID COMMUNICATION CIRCUIT
1. Disconnect Intelligent Key unit and steering lock solenoid connectors.
2. Check continuity between Intelligent Key unit harness connector (B) M52 terminals 1, 32 and steering lock solenoid connector (A) M72 terminals 2, 3.
  1 - 2: Continuity should exist.
  
  32 - 3: Continuity should exist.
3. Check continuity between steering lock solenoid harness connector (A) M72 terminals 2, 3 and ground.
  2 - Ground: Continuity should not exist.
  
  3 - Ground: Continuity should not exist.
Fig 5: Checking Continuity Between Steering Lock Solenoid Harness Connector (A) M72 Terminals 2, 3 And Ground
Courtesy of NISSAN MOTOR CO., U.S.A.

OK or NG

OK: Replace steering lock solenoid.
- After replacing steering lock solenoid, perform registration procedure. Refer to "STEERING LOCK SOLENOID REGISTRATION ".
NG: Repair or replace harness between steering lock solenoid and Intelligent Key unit.