LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Mitsubishi >> 1987 >> Precis L4-1468cc 1.5L SOHC >> Repair and Diagnosis >> Powertrain Management >> Transmission Control Systems >> Relays and Modules - Transmission and Drivetrain >> Relays and Modules - A/T >> Transmission Control System Relay >> Technical Service Bulletins >> M/T - Diagnosing 5 Spd Select Switch & Control Relay
April 5, 2026: LEMON Manuals is launched! Read the announcement.

M/T - Diagnosing 5 Spd Select Switch & Control Relay

87mitsubishi05

SUBJECT: WIRING DIAGRAM WITH PIN LOCATIONS:
5 SPEED TRANSMISSION SELECT SWITCH CIRCUIT AND 5TH GEAR CONTROL RELAY
NO. STB-87-21-027

DATE December, 1987

MODEL Precis
PURPOSE

This bulletin provides information which does not appear in the 1987 or 1988 Precis Service Manuals. The following diagrams are to be used for troubleshooting the Precis 5-Speed Manual Transmission Select Switch and the Precis 5th Gear Manual Transmission Control Relay.

As reference to this bulletin, please write "STB-87-21-027" on the bottom of each page listed below:

1. Page 430-16 in the 1987 Precis Service Manual
2. Index page for the Electrical Wiring System Appendix in the 1987 Precis Service Manual
3. Page 43-16 in the 1988 Precis Service Manual
4. Index page for the Electrical Wiring System Appendix in the 1988 Precis Service Manual

FIGURE 1:




Figure 1 shows the circuit diagram of the Precis 5-Speed Manual Transmission Select Switch. Figure 1 also shows pin location callouts for the 5th Gear Control Relay. The 5th Gear Control Relay is labeled "M56" in the relay box on Page 64 of the Electrical Wiring System Appendix.