Nissan 350Z Workshop Manual 2003 (9) PDF | Page 38

BRC-38
[ABS]
TROUBLE DIAGNOSIS
Inspection 7 ABS Actuator and Electric Unit2
AFS0011J
INSPECTION PROCEDURE
1. SELF-DIAGNOSIS RESULT CHECK
Check self-diagnosis results.
When any item other than ?emergency brake? is indicated in self-diagnosis display, follow the instructions
below.
CAUTION:
?Emergency brake? is indicated when control unit itself is detected as an error. If this display item is
indicated, replace control unit.
Is the above displayed in the self-diagnosis display items?
YES >> Replace the ABS actuator and electric unit.
NO >> Inspection End
Inspection 8 CAN Communication System AFS0011K
INSPECTION PROCEDURE
1. CONNECTOR INSPECTION
1. Disconnect the ABS actuator and electric unit connector E51, check the terminal for deformation, discon-
nection, looseness, and so on. If there is an error, repair or replace the terminal.
2. Securely reconnect the connector and conduct self-diagnosis.
Is
?CAN COMM CIRCUIT? displayed in the self-diagnosis display items?
YES >> Print out the self-diagnosis results and go to 2.
NO >> Connector terminal connection is loose, damaged, open or shorted.
2. CAN COMMUNICATION SYSTEM CHECK
Check the data monitor item ?CAN Diagnosis Support Monitor?.
>> After printing out the monitor item, go to the CAN system. Refer to BRC-8, "
CAN Communication
Unit" .
Symptom 1 Excessive ABS Function Operation Frequency AFS0011M
1. INSPECTION START
Check brake force distribution.
OK or NG
OK >> GO TO 2.
NG >> Check brake system.
Self-diagnosis results
EMERGENCY BRAKE
Normal Error (example)
CAN COMM: OK CAN COMM: OK
CAN CIRC 1: OK CAN CIRC 1: UNKWN
CAN CIRC 2: OK CAN CIRC 2: UNKWN
CAN CIRC 3: UNKWN CAN CIRC 3: UNKWN