Kia Sorento 2001 General Information Manual page 1147

2001 > 1.8L DOHC >
Troubleshooting
Headlights (With airbag)
Preliminary check:
Check an open lamp filament before proceeding with diagnosis. If headlight bulb is damaged, check connection of the
bulband replace bulb. Also, check "HEAD(25A)", "HEAD LOW(15A)" and "HEAD HI(15A)" fuse and HEADLIGHT relay. If
open, check for short and overload, replace fuses or relay and check that all system electrical connectors mated correctly.
Low beam headlights do not operate.
Step
Connect test light between headlight switch
1 terminal B(W/L) of E-01 and ground.Is test light
ON?
Connect test light between headlight switch
terminal B(W/L) of E-01 and terminal H(B) of
2
E-01.
Is test light ON?
Ground headlight switch terminal B(W/L) of
E-01.
3 Connect test light between headlight switch
terminal D(R/G) of E-01 and ground.
Is test light ON?
Turn headlight switch to "HEAD" position.
Connect test light between headlight switch
4
terminal D(R/G) of E-01 and ground.
Is test light ON?
Make sure the dimmer switch is in "HL"
position.Connect test light between headlight
5
switch terminal F(R/L) of E-01 and ground.
Is test light ON?
Connect teat light between headlights terminal
6 A(R/L) of E-03(LH) or/and E-04(RH) and ground.
Is test light ON?
Connect test light between headlights terminal A
(R/L) of E-03(LH) or/and E-04(RH) and terminal
7
C(B) of E-03(LH) or/and E-04(RH)
Is test light ON?
High beam headlights do not operate.
Step
Connect test light between headlight switch
1 terminal B(W/L) of E-01 and ground.Is test light
ON?
Connect test light between headlight switch
terminal B(W/L) of E-01 and terminal H(B) of
2
E-01.
Is test light ON?
Ground headlight switch terminal B(W/L) of
E-01.
3 Connect test light between headlight switch
terminal D(R/G) of E-01 and ground.
Is test light ON?
Inspection
Inspection
Yes Go to next step
Repair open or short in the wire "W/L" to
No
headlight switch or replace.
Yes Go to next step
Check for a poor connection at headlight switch.
No
If OK, repair or replace headlight switch.
Yes Go to next step
Repair open or short in the wire "R/G" or
No
replace.
Yes Go to next step
No Repair or replace headlight switch.
Yes Go to next step
Check for a poor connection at headlight switch.
No
If OK, repair or replace headlight switch.
Yes Go to next step
Check for a poor connection at headlight switch.
No If OK, repair open or short in the wire "R/L" or
replace.
Check for a poor connection at headlights. If OK,
Yes
replace the headlight bulbs.
Check for a poor connection at wiper & washer
No switch assembly. If OK, replace open in the wire
"B" or replace.
Yes Go to next step
Repair open or short in the wire "W/L" to
No
headlight switch or replace.
Yes Go to next step
Check for a poor connection at headlight switch.
No
If OK, repair open in the wire "B" or replace.
Yes Go to next step
Repair open or short in the wire "R/G" or
No
replace.
Action
Action