Emission Control Systems: Service and Repair

Fig. 2 Emission Maintenance Reminder System. 1980-87 Dodge And Plymouth Electronic Type:

Fig. 4 Emission Maintenance Reminder System. 1984-87 Dodge Caravan, Dakota And Mini Ram Van And Plymouth Voyager:

Fig. 5 Emission Maintenance Reminder Module Location. Dodge And Plymouth B Series Rear Wheel Drive Vans:

Fig. 6 Emission Maintenance Reminder Module Location. 1987-88 Dodge D And W Series:

This reminder, Figs. 2 and 4, uses mileage impulse counting contacts to calculate maintenance intervals. On front wheel drive vans, the module is located in the upper center of the instrument cluster behind the fuel gauge. On Dakota, the module is located to the left of the steering column, behind the instrument panel end cap. On rear wheel drive vans, the module is located on or near the brake pedal support, Fig. 5. On 1981-86 D and W Series pickup trucks and Ramcharger and Trailduster models, the module is located to the right of the steering column. On 1987 D and W Series pickup trucks and Ramcharger, the module is located to the right of the glove compartment, Fig. 6.
After necessary emission maintenance has been performed, reset module as follows:

1. Slide module from bracket.

2. Insert a small screwdriver into small hole on module case and close switch.

3. Remove module battery cover and install a replacement 9 volt battery.

4. Position module on mounting bracket.