Honda Accord 2008 Manual page 522

07/11/02 09:10:56 61TA0000_110_0203
33. Disconnect SRS unit connector A (28P).
34. Reconnect the TPMS control unit 20P connector.
35. Measure resistance between ECM/PCM connector
terminals A3 and A4 .
＊２１
Is there about 2.34 2.86 k
YES
• With navigation system: Go to step 36.
• Without navigation system: Update the ECM/
PCM if it does not have the latest software
(see page 11-231), or substitute a known-good
ECM/PCM (see page 11-7), then recheck. If the
HDS identifies the vehicle with a known-good
ECM/PCM, replace the original ECM/PCM
(see page 11-232).
−
NO
(see page 18-85), and reconnect ECM/PCM
connector A. If the HDS identifies the vehicle,
replace the original TPMS control unit (see page
18-85).
ECM/PCM CONNECTOR A (49P)
CANH (WHT) CANL (RED)
Terminal side of female terminals
− ?
−
Substitute a known-good TPMS control unit
36. Disconnect the TPMS control unit 20P connector.
37. Reconnect navigation unit connector A (32P).
38. Measure resistance between ECM/PCM connector
terminals A3 and A4.
ECM/PCM CONNECTOR A (49P)
CANH (WHT) CANL (RED)
Terminal side of female terminals
Is there about 2.34 2.86 k −
YES − Update the ECM/PCM if it does not have the
latest software (see page 11-231), or substitute a
known-good ECM/PCM (see page 11-7), then
recheck. If the HDS identifies the vehicle with a
known-good ECM/PCM, replace the original ECM/
PCM (see page 11-232).
NO − Substitute a known-good navigation unit
(see page 23-240), and reconnect ECM/PCM
connector A. If the HDS identifies the vehicle,
replace the original navigation unit (see page
23-240).
?
(cont'd)
11-203
＊２２