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6-3-38 ENGINE GENERAL INFORMATION AND DIAGNOSIS (Z13DT ENGINE)
Customer complaint
Poor engine response
Reduced engine perfor-
mance in all operating condi-
tions
Remedy
The following tests must be performed in the given order:
• Refer to Table B-02 Data List "T01" Battery Voltage
• Refer to Table B-06 Programming "T03" Replace Injector
• Refer to Table B-21, Fuel System
• Refer to Table B-02 Data List "T10" Coolant Temperature
• Refer to Table B-02 Data List "T11" Fuel Temperature
• Refer to Table B-02 Data List "T12" Intake Air Temperature
• Refer to Table B-02 Data List "T14" Barometric Pressure/Barometric Sensor
Voltage
• Refer to Table B-22, Intake-Air System
• Refer to Table B-02 Data List "T04" PPS 1
• Refer to Table B-02 Data List "T05" PPS 2
• Refer to Table B-02 Data List "T18" Desired Rail Pressure
• Refer to Table B-02 Data List "T19" Fuel Rail Pressure
• Refer to Table B-02 Data List "T20" Rail Pressure Regulator
• Refer to Table B-02 Data List "T21" Fuel Quantity
• Refer to Table B-02 Data List "T22" SOI
The check of the following system is only necessary, if the outside temperature
is less than 0 °C (32 °F).
• Refer to Table C-35, Filterheating Circuit
The following tests must be performed in the given order:
• Refer to Table B-02 Data List "T01" Battery Voltage
• Refer to Table B-06 Programming "T03" Replace Injector
• Refer to Table B-22, Intake-Air System
• Refer to Table B-21, Fuel System
• Refer to Table B-02 Data List "T04" PPS 1
• Refer to Table B-02 Data List "T05" PPS 2
• Refer to Table B-02 Data List "T10" Coolant Temperature
• Refer to Table B-02 Data List "T11" Fuel Temperature
• Refer to Table B-02 Data List "T12" Intake Air Temperature
• Refer to Table B-02 Data List "T14" Barometric Pressure/Barometric Sensor
Voltage
• Refer to Table B-02 Data List "T18" Desired Rail Pressure
• Refer to Table B-02 Data List "T19" Fuel Rail Pressure
• Refer to Table B-02 Data List "T20" Rail Pressure Regulator
• Refer to Table B-02 Data List "T21" Fuel Quantity
• Refer to Table B-02 Data List "T22" SOI
• Refer to Table B-02 Data List "T09" Engine Speed
The check of the following system is only necessary, if the outside temperature
is less than 0 °C (32 °F).
• Refer to Table C-35, Filterheating Circuit
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