Nissan Juke Service and Repair Manual : PTC branch line circuit
Diagnosis Procedure
1.CHECK CONNECTOR
1. Turn the ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check the terminals and connectors of the PTC heater control unit for damage, bend and loose connection (unit side and connector side).
Is the inspection result normal? YES >> GO TO 2.
NO >> Repair the terminal and connector.
2.CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect the connector of PTC heater control unit.
2. Check the resistance between the PTC heater control unit harness connector terminals.
Is the measurement value within the specification? YES >> GO TO 3.
NO >> Repair the PTC heater control unit branch line.
3.CHECK POWER SUPPLY AND GROUND CIRCUIT
Check the power supply and the ground circuit of the PTC heater control unit. Refer to HAC-280, "PTC HEATER CONTROL UNIT : Diagnosis Procedure".
Is the inspection result normal? YES (Present error)>>Replace the PTC heater control unit. Refer to HAC.
YES (Past error)>>Error was detected in the PTC heater control unit branch line.
NO >> Repair the power supply and the ground circuit.
MDU branch line circuit
Diagnosis Procedure 1.CHECK CONNECTOR 1. Turn the ignition switch OFF. 2. Disconnect the battery cable from the negative terminal. 3. Check the terminals and connectors of the multi display unit f ...BCM branch line circuit
Diagnosis Procedure 1.CHECK CONNECTOR 1. Turn the ignition switch OFF. 2. Disconnect the battery cable from the negative terminal. 3. Check the terminals and connectors of the BCM for damage, bend ...Other materials:
B210E starter relay
DTC Logic
DTC DETECTION LOGIC
NOTE:
• If DTC B210E is displayed with DTC U1000, first perform the trouble diagnosis
for DTC U1000. Refer to
PCS-30, "DTC Logic".
• If DTC B210E is displayed with DTC B2605, first perform the trouble diagnosis
for DTC B2605. Refer to
SEC-90, "D ...
Diagnosis and repair work flow
Work Flow
OVERALL SEQUENCE
DETAILED FLOW
1.GET INFORMATION ABOUT SYMPTOM
Get detailed information from the customer about the symptom (the condition
and the environment when the
incident/malfunction occurs).
>> GO TO 2.
2.CHECK DTC
1. Check DTC of “ENGINE”, “BCM” and “IPDM E/R” ...
A/C auto AMP.
Reference Value
CONSULT-III DATA MONITOR REFERENCE VALUES
*: “DUTY” is displayed, but voltage is indicated. Or unit is not displayed
but unit is (V).
TERMINAL LAYOUT
PHYSICAL VALUES
*: With K9K
Fail-safe
FAIL-SAFE FUNCTION
If a communication error exists between the A/C auto amp. a ...