Honda Civic 2002-2003 Service Manual page 314

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72. Measure voltage between body ground and ECM
connector terminal E5.
ECM CONNECTOR E
131
PI
Wire side of female terminals
Is there about 5 V?
YES-Replace the FTPsensor..
NO-Go to step 73.
73. Turn the ignition switch OFF.
74. Disconnect ECM connector E (31 PI.
75. Check for continuity between ECM connector
terminal E5 and body ground.
ECM CONNECTOR E
131
PI
Wire side of female terminals
Is there continuity?
YES-Repair short in the wire between the ECM
(E5) and the FTP sensor .•
NO-Update the ECM if it does not have the latest
software, or substitute a known-good ECM, then
recheck (see page 11-6). If the symptom/indication
goes away with a known-good ECM, replace the
original ECM .•
76. Turn the ignition switch OFF.
77. Turn the ignition switch ON
(II).
78. Measure voltage between ECM connector terminal
E29 and body ground.
ECM CONNECTOR E 131Pl
Wire side of female terminals
Is there about 5 V (or battery voltage)?
YES-Go to step 82.
NO-Go to step 79.
79. Turn the ignition switch OFF.
80. Disconnect ECM connector E (31P).
(conl'd)
11-107