MITSUBISHI MONTERO 1991 Service Manual

Fig. 223: Circuit Diagram DR-15 (1.8L) (1 of 2)

Fig. 224: Circuit Diagram DR-15 (1.8L) (2 of 2)

Fig. 225: Flow Chart DR-15 (1.8L) (2 of 2)
DR-16: NO FAULT CODE SENSOR TEST - 1.8L

Fig. 226: Flow Chart DR-16 (1.8L) (1 of 5)

Fig. 227: Flow Chart DR-16 (1.8L) (2 of 5)

Fig. 228: Circuit Diagram DR-16 (1.8L)

Fig. 229: Flow Chart DR-16 (1.8L) (3 of 5)
Fig. 230: Circuit Diagram DR-16 (1.8L)

Fig. 231: Flow Chart DR-16 (1.8L) (4 of 5)

Fig. 232: Flow Chart DR-16 (1.8L) (5 of 5)
DR-17: PURGE SOLENOID - 1.8L
Fig. 233: Circuit Diagram DR-17 (1.8L)

Fig. 234: Flow Chart DR-17 (1.8L)
DR-18: NO FAULT CODE MECHANICAL TEST - 1.8L
At this point in the driveability test procedure, you have
determined that all of the engine control systems are operating as
they were designed to. Therefore, they are not the cause of the
driveability problem.
The following additional items can not be overlooked as
possible causes of a driveability problem.
1. THROTTLE VALVE AREA - Dirt or ice buildup causing rough idle and
stalling.