Eclipse L4-2.4L (4G69) (2008)
Part 2
FUNCTION
The diagnostic result demonstrates that "the scan tool cannot receive the sent data from the ECM [M/T] or PCM [A/T] and convertible top control
module" when the scan tool MB991958 checks the periodically sent data from each ECU and cannot receive convertible top control module and ECM
[M/T] or powertrain control system [A/T] data only.
TROUBLE JUDGEMENT CONDITIONS
Scan tool MB991958 judges the trouble when the periodically sent data from convertible top control module and ECM [M/T] or PCM [A/T] cannot be
received and sent.
TROUBLESHOOTING HINTS
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The wiring harness may be defective [open circuit between convertible top control module and joint connector (3)]
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The connector may be defective [poor connection of joint connector (3) or convertible top control module connector]
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The convertible top control module may be defective (internal open circuit)
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The ECM [M/T] or PCM [A/T] may be defective (internal open circuit)
DIAGNOSIS
Required Special Tools:
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MB991223: Harness Set
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MB992006: Extra fine probe
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MB991970: ABS Check Harness
STEP 1. Check joint connector (3) C-03 and convertible top control module connector D-45 for loose, corroded or damaged terminals, or
terminals pushed back in the connector.