Infiniti I35 (A33). Manual — part 588
DIAGNOSTIC RESULT ITEM CHART
NHSC0019S01
Diagnostic item
Service procedure
CRANKING VOLTAGE NORMAL
Go to “WORK FLOW”, SC-14.
CRANKING VOLTAGE LOW
Go to “WORK FLOW”, SC-14.
CHARGE BATTERY
Perform the slow battery charging procedure. (Initial rate of charge is 10A for 12 hours.)
Perform battery test again with Battery/Starting/Charging system tester. Refer to SC-7.
REPLACE BATTERY
Before replacing battery, clean the battery cable clamps and battery posts. Perform bat-
tery test again with Battery/Starting/Charging system tester. Refer to SC-7. If second test
result is “REPLACE BATTERY”, then do so. Perform battery test again to confirm repair.
GI
MA
EM
LC
EC
FE
AT
AX
SU
BR
ST
RS
BT
HA
EL
IDX
STARTING SYSTEM
Trouble Diagnoses with Battery/Starting/Charging System Tester (Cont’d)
SC-13
WORK FLOW
NHSC0019S02
SEL411XA
*1
*2
*3
*4
STARTING SYSTEM
Trouble Diagnoses with Battery/Starting/Charging System Tester (Cont’d)
SC-14
DIAGNOSTIC PROCEDURE 1
NHSC0019S03
Check “B” Terminal Circuit
NHSC0019S0301
1
CHECK POWER SUPPLY FOR STARTER MOTOR “B” TERMINAL
1. Remove the fuel pump fuse.
2. Crank or start the engine (where possible) until the fuel pressure is released.
3. Turn the ignition switch OFF.
4. Check that the starter motor B terminal E202 terminal 1 (B/R) connection is clean and tight.
5. Check voltage between starter motor B terminal E202 terminal 1 (B/R) and ground using a digital circuit tester.
SEL961XA
OK or NG
OK
©
GO TO 2.
NG
©
Check harness between the battery and the starter motor for open circuit.
2
CHECK BATTERY CABLE CONNECTION QUALITY (VOLTAGE DROP TEST)
1. Check voltage between starter motor B terminal E202 terminal 1 (B/R) and battery positive terminal using a digital cir-
cuit tester.
SEL962XA
OK or NG
OK
©
GO TO 3.
NG
©
Check harness between the battery and the starter motor for poor continuity.
GI
MA
EM
LC
EC
FE
AT
AX
SU
BR
ST
RS
BT
HA
EL
IDX
STARTING SYSTEM
Trouble Diagnoses with Battery/Starting/Charging System Tester (Cont’d)
SC-15
3
CHECK STARTER MOTOR GROUND CIRCUIT (VOLTAGE DROP TEST)
1. Check voltage between starter motor case and battery negative terminal using a digital circuit tester.
SEL947X
OK or NG
OK
©
Starter motor “B” terminal circuit is OK. Further inspection necessary. Refer to “WORK
FLOW”, SC-14.
NG
©
Check the starter motor case and ground for poor continuity.
STARTING SYSTEM
Trouble Diagnoses with Battery/Starting/Charging System Tester (Cont’d)
SC-16
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