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TABLE 2, TROUBLE CODES - Trouble Code 15 COOLANT TEMP. VOLTAGE HIGH > < Table 1, Diagnostic Plug (XD or X13) and Voltage Supply, Check

Table 2, Trouble Code Table

 

 

Trouble Code

Information Sensor

Cause of Fault

Remedy in

F0: DATA LIST

No.

Trouble Code Storage when

14

COOLANT TEMP.

VOLTAGE LOW

 

·     Coolant temperature higher than 140 °C / 282 °F (short circuit to ground)

·     Above condition must be fulfilled for at least 1.0 s

 

Replacement values:

·     With ignition On and trouble codes 69 and 71 not present, the intake air temperature is taken as the starting value.

·     With ignition On and trouble code 69 or 71 present, 10 °C / 50 °F is taken as the starting value.

·     If a plausible measured value has already been produced for the coolant temperature, it is used as the starting value

·     The starting value is increased by 1 °C / 1.8 °F every 146 cycles (1 cycle = 720 °CA) to a maximum value of 99 °C / 211 °F.

       This value is used for the remaining engine operation.

 

Effects:

·     All adaptation except knock control, throttle valve control and idle speed adjuster control is blocked

·     The tank vent valve regulation is blocked and the tank vent valve closed

 

 

 


Related Literature Units
-F0: DATA LIST - Test Step 08 COOLANT TEMP.

TABLE 2, TROUBLE CODES - Trouble Code 15 COOLANT TEMP. VOLTAGE HIGH > < Table 1, Diagnostic Plug (XD or X13) and Voltage Supply, Check