Dakota R/T 2WD V8-5.9L VIN Z LDC (1999)
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Check for PCM DTC'S
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Defective JTEC module
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Fuel gauge inoperative
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JTEC module defective
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Oil pressure switch defective
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Pinion factor incorrect
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Tachometer inoperative
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Voltage gauge inoperative
Average MPH/Fuel Econ Inoperative or Wrong
SYMPTOM
* AVERAGE MPH/FUEL ECON INOPERATIVE OR WRONG
TEST NOTE: All symptoms are diagnosed using the same tests. The title for the tests will be * AVERAGE MPH/FUEL ECON INOPERATIVE
OR WRONG.
POSSIBLE CAUSES
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Defective compass/mini-trip computer
REPAIR INSTRUCTIONS
Replace the defective Compass Mini-Trip Computer Module.
Perform Body Verification TEST VER-2A. See: Testing and Inspection/Diagnostic Trouble Code Tests and Associated Procedures/Verification
(VER) Tests/Verification Test VER-2A - Body
CMTC Display Shows Failed
SYMPTOM
* CMTC DISPLAY SHOWS FAILED
POSSIBLE CAUSES
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Defective CMTC-display failed
CMTC Fails to Respond to Instrument Panel Dimming
SYMPTOM
* CMTC FAILS TO RESPOND TO INSTRUMENT PANEL DIMMING
TEST NOTE: All symptoms are diagnosed using the same tests. The title for the tests will be * AVERAGE MPH/FUEL ECON INOPERATIVE
OR WRONG.
POSSIBLE CAUSES
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Defective compass/mini-trip computer
REPAIR INSTRUCTIONS
Replace the defective Compass Mini-Trip Computer Module.
Perform Body Verification TEST VER-2A. See: Testing and Inspection/Diagnostic Trouble Code Tests and Associated Procedures/Verification
(VER) Tests/Verification Test VER-2A - Body
CMTC Segments Fail to Light Up
SYMPTOM
* CMTC SEGMENTS FAIL TO LIGHT UP
POSSIBLE CAUSES
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Defective compass mini-trip computer-segments fail to light
Distance to Empty Inoperative or Wrong
SYMPTOM
* DISTANCE TO EMPTY INOPERATIVE OR WRONG
TEST NOTE: All symptoms are diagnosed using the same tests. The title for the tests will be * AVERAGE MPH/FUEL ECON INOPERATIVE
OR WRONG.
POSSIBLE CAUSES
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Defective compass/mini-trip computer
