CUNTRUL SYSTEM F2
Incorrect voltage Possible cause
I
Above Ok’ l Poor contact at ground terminal l Open crrcurt in wiring from ECU to ground
Always approx. OV or approx. 2V
l Refer to Code No.02 Troubleshooting -
Always approx. OV or approx. ISV - l Refer to Code No.03 Troubleshooting
Always OV
Always OV -
- -
-
l Refer to Code No.05 Troubleshooting
l . Short circutt in wiring from ECU termrnal 2K to throttle sensor, or airflow
meter
l Poor connection at ECU connector l ECU malfunctron
Below 4-W or above 5.5V
Always OV
l ECU malfunction
l Throttle sensor malfunction l Short circurt in wiring from ECU terminal 2L to throttle sensor l Poor connection at ECU connector
l ECU malfunction
Always approx. 5V
Always constant
Always above f V
OV after warm-up
Always approx. IV after warm-up . Throttle sensor m&adjustment
l Open circuit in wiring from ECU terminal 2L to throttle sensor l Open circuit in wiring from ECU terminal 2t to ECU terminal 20
l Open circuit in wiring from ECU terminal 2M to throttle sensor l Open circuit in wiring from ECU terminal 2K to throttle sensor l Open circuit in wiring from ECU terminal 2D to throttle sensor
l Throttle sensor m&adjustment
l Refer to Code No.15 Troubleshooting
l Refer to Code No.1 7 TroubleshootIng
Always OV or approx. 5V l Refer to Code No.08 Troubleshooting
-
Always OV or approx. 5V
Always OV or approx. 5V
l Refer to Code No.1 0 Troubleshootrng
1
l Refer to Code No.09 Troubfeshooting
Always OV . Indicator broken
l Open or short circuit rn wirinq from ECU 2R to rgnition swatch
F2-65
CONTROLSYSTEM F2
I
7
Incorrect voltage Possible cause
Always OV l Open or short circuit in wjring from ECU terminal 2s to buzzer
Always OV or approx. 12V
1 l Refer to Code No.25 Troubieshootlng
Always OV
1
l Marn relav (FUEL INJ relay) malfunction
/ l Open or shbrt circuit in wi&g from injector to ECU terminal 2U or 2V
Always approx. 12V
l ECU malfunctron
Always OV or approx. t2V
l Refer to Code No.34 TroubleshootIng
Always OV or approx. 12V
l Refer to Code No.26 Troubleshooting
Always OV
l Open or short circuit KI wiring from ECU terminal 2Y to relay
f2-67
