Test Item

WARNING: This page is about a different car, the 2008 Infiniti QX56. However, it is still accessible from the selected car via links, so may be relevant.

SOLENOID VALVE

When performing an active test of the ABS function, select the "MAIN SIGNALS" for each test item. In addition, when performing an active test of the VDC/TCS function, select the item menu for each test item.

For ABS solenoid valve, touch "UP", "KEEP", and "DOWN" on the display screen. For ABS solenoid valve (ACT), touch "UP", "ACT UP", "ACT KEEP" and confirm that solenoid valves operate as shown in the table below.

TEST ITEM CHART

Operation

ABS solenoid valve

ABS solenoid valve (ACT)

KEEP

DOWN

ACTUATOR UP

ACTUATOR KEEP

FR RH SOL FR RH ABS SOLENOID (ACT)

FR RH IN SOL

OFF

FR RH OUT SOL

OFF

ON⁽¹⁾

OFF

FR LH SOL FR LH ABS SOLENOID (ACT)

FR LH IN SOL

OFF

FR LH OUT SOL

OFF

ON⁽¹⁾

OFF

RR RH SOL RR RH ABS SOLENOID (ACT)

RR RH IN SOL

OFF

RR RH OUT SOL

OFF

ON⁽¹⁾

OFF

RR LH SOL RR LH ABS SOLENOID (ACT)

RR LH IN SOL

OFF

RR LH OUT SOL

OFF

ON⁽¹⁾

OFF

REAR SOL

RR RH IN SOL

OFF

RR RH OUT SOL

OFF

ON⁽¹⁾

OFF

RR LH IN SOL

OFF

RR LH OUT SOL

OFF

ON⁽¹⁾

OFF

⁽¹⁾	ON for 1 to 2 seconds after the touch, and then OFF

ABS MOTOR

Touch "ON" and "OFF" on screen. Make sure motor relay and actuator relay operates as shown in table below.

ABS MOTOR OPERATION CHART

Operation	ON	OFF
MOTOR RELAY	ON	OFF
ACTUATOR RLY	ON	ON

BOOSTER DRIVE

Touch "UP" and "DOWN" on the screen. Check that booster drive operates as shown in table below.

CAUTION: Perform active test subject to the conditions below.

Do not operate brake pedal during active test.
Make sure the engine revolution is over 500 rpm.
Make sure the vehicle is not moving.

BOOSTER DRIVE OPERATION CHART

Operation	UP	DOWN
STOP LAMP SW	ON	OFF
BST OPER SIG	ON	OFF
PRESS SENSOR	50 ±	5 bar 0 bar
PRESS SEN 2	50 ±	5 bar 0 bar
STP OFF RLY	OFF	OFF