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Internal Mode Switch (IMS) IMS Circuits/Parameter | Selector Position | |||
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Park | Reverse | Neutral | Drive | |
Direction Switch Operating Conditions: Ignition ON, range selector in appropriate gear | ||||
Direction IMS D1 | HIGH | HIGH | LOW | LOW |
Direction IMS D2 | LOW | LOW | HIGH | HIGH |
Direction IMS R1 | HIGH | LOW | LOW | HIGH |
Direction IMS R2 | LOW | HIGH | HIGH | LOW |
Direction IMS Start | LOW | HIGH | LOW | HIGH |
Range Switch Operating Conditions: Ignition ON, range selector in appropriate gear | ||||
IMS A | LOW | LOW | HI | HI |
IMS B | HI | LOW | LOW | LOW |
IMS C | HI | HI | HI | LOW |
IMS P | LOW | HI | LOW | HI |
Always HIGH status: Open/short to voltage condition Always LOW status: Short to ground condition Every status HIGH for either switch indicates an open ground circuit or connector for that portion of the IMS. | ||||
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