If there is continuity, there is a short circuit. Repair or replace the wiring harness.
PSP switch terminal A and body ground
ENGINE COOLANT TEMPERATURE (ECT) SENSOR
REMOVAL/INSTALLATION [LF]
1. Remove the battery cover.
2. Disconnect the negative battery cable. (See
BATTERY REMOVAL/INSTALLATION [LF]
.)
3. Drain the engine coolant from the radiator. (See
ENGINE COOLANT REPLACEMENT [LF]
.)
4. Remove the service hole cover.
1. Remove the suspension tower bar (joint), (right side) and (left side). (See
FRONT SUSPENSION
TOWER BAR REMOVAL/INSTALLATION
.)
2. Remove the wiper arm. (See
WIPER ARM AND BLADE REMOVAL/INSTALLATION
.)
3. Remove the cowl grille. (See
COWL GRILLE REMOVAL/INSTALLATION
.)
4. Remove the side cowl grille. (See
SIDE COWL GRILLE REMOVAL/INSTALLATION
.)
5. Move the cooler pipe No.3 and heater pipe slightly out of the way.
Fig. 28: Identifying Cooler Pipe No. 3 & Heater Pipe
Courtesy of MAZDA MOTORS CORP.
6. Remove the service hole cover. (See
EGR VALVE REMOVAL/INSTALLATION [LF]
.)
2007 Mazda MX-5 Miata Sport
2007 ENGINE PERFORMANCE Engine Control System - MX-5 Miata
Microsoft
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