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TCM TERMINALS AND REFERENCE VALUE NBAT0185S01 Remarks: Specification data are reference values. Terminal No. Wire color Item Condition Judgement standard (Approx.) 10 W/R Power source When turning ignition switch to “ON”. Battery volt- When turning ignition switch to “OFF”. 0V 19 W/R Power source Same as No. 10 25 B Ground — 0V 28 R/Y Power source or When turning ignition switch to “OFF”. Battery volt- When turning ignition switch to “ON”. Battery volt- 48 B Ground — 0V Diagnostic Procedure NBAT0223 1 CHECK TCM POWER SOURCE STEP 1 1. Turn ignition switch to ON position. (Do not start engine.) 2. Check voltage between TCM terminals 10, 19, 28 and ground. SAT611J OK or NG OK © GO TO 2. NG © GO TO 3. GI MA EM LC EC FE TF PD AX SU BR ST RS BT HA SC EL IDX TROUBLE DIAGNOSIS FOR POWER SUPPLY Wiring Diagram — AT — MAIN (Cont’d) AT-97 |