Table of Contents
Advertisement
DTG Troubleshooting
DTC P0107: MAP Sensor Circuit Low Voltage
1. Turn the ignition switch ON (ll)
2. Check the MAP with the scan tool.
3 .
5 .
6 .
ls apprcx. 101 kPa (760 nmHg, 30 in.Hg), 2.9 v
indicated?
YES Intermittent failure, system is OK at this time.
Check for poor connectlons or loose terminals at
the IVIAP sensor and at the ECM.I
NO Go to step 3.
Turn the ignition switch OFF.
Disconnect the MAP sensor 3P connector.
Turn the ignition switch ON { ll).
Measure voltage between MAP sensor 3P
c o n n e c t o r t e r m i n a l s N o . 1 a n d N o . 2 .
MAP SENSOR 3P CONNECTOR
(GRN/WHT}
Wire side of female terminals
ls there about 5 V?
YES Go to step 7.
NO Repair open in the wire between the ECM (C
1 9 ) a n d t h e M A P s e n s o r . l
Check the MAP with the scan tool.
l s a p p t o x . 2 k P a ( 1 5 m m H g , 0 . 6 i n . H g ) , 0 . 5 v o r
less indicated?
YES Go to step 8.
NO - Replace the MAP sensor,I
7 .
8. Turn the ignition switch OFF.
9. Disconnect the ECM connector C (31P).
10. Check for continuity between MAP sensor
connector terminal No, 3 and body ground.
MAP SENSOR 3P CONNECTOR
Wire side of temale terminals
ls there continuity?
YES Repair short in the wire between the Ecfvl
( C 1 7 ) a n d t h e M A P s e n s o r . l
NO Substitute a known-good ECM and recheck
(see page 11-5). lf normal MAP is indicated, replace
t h e o r i g i n a l E C M . I
11-43
Advertisement
Table of Contents
Troubleshooting
