Control Unit Input Test - Honda 2002 Accord Manual

Cruise Control
Control Unit Input Test
SRS c o m p o n e n t s are located in this area. Review the SRS components locations, precautions, and procedures in the
SRS section before p e r f o r m i n g repairs or service (see page 23-28).
1. R e m o v e the driver's dashboard lower cover (see page 20-84).
2. Disconnect the 14P connector f r o m the control unit.
3. Inspect the connector and socket terminals t o be sure they are all making good contact.
• If the terminals are bent, loose or c o r r o d e d , repair t h e m as necessary, and recheck the system.
• If the terminals look OK, go to step 4.
14P C O N N E C T O R
C R U I S E C O N T R O L
UNIT
L T G R N / B L K
L T B L U
B L U / G R N
B R N / W H T \ B L U / B L K
Wire side of female
terminals
4. W i t h the 14P connector disconnected, make these input tests.
Cavity Wire
Test c o n d i t i o n
Test: Desired result Possible cause if result is not
obtained
9
BRN/WHT Under all conditions
Check for resistance t o ground:
There should be 8 0 - 1 2 0 Q.
• Faulty actuator solenoid
• Poor ground (G401)
• A n open in the w i r e
• Short to ground
1
BRN Under all conditions
Check for resistance to g r o u n d :
There should be 4 0 - 6 0 Q.
• Faulty actuator solenoid
• Poor ground (G401)
• A n open in the w i r e
• Short to ground
11
BRN/BLK Under all conditions
Check for resistance to ground:
There should be 7 0 - 1 1 0 0 .
• Faulty actuator solenoid
• Poor ground (G401)
• A n open in the w i r e
• Short to ground
2
GRY Ignition switch O N
(II), main switch ON
and brake pedal
depressed, then
released
Check for voltage to g r o u n d :
There should beO V w i t h the
pedal depressed and battery
voltage with the pedal released.
• Faulty brake pedal position
switch
• A n open in the w i r e
• Open in cruise control main
switch
• B l o w n No. 6 (15A) fuse in
the driver's under-dash
fuse/relay box
3
BLK
Under all conditions Check for continuity to ground:
There should be continuity.
• Poor ground (G401)
• A n open in the w i r e
4-46