TM-9-2320-365-20-1 LMTV Unit Maintenance Manual M1078 Series - Volume 1 Download
Page 298 of 1760
e2. ENGINE DOES NOT CRANK (CONT) KNOWN INFO Replace relay K1 (para 7-9). YES NO Transmission pushbutton shift selector in neutral (N). Batteries OK. Service drive lights OK. Circuit breakers OK. Starting motor OK. Battery to starter cable assembly OK. Oil pressure switch OK. Neutral start relay OK. WTEC II vehicle interface module (VIM) OK. WTEC II cab transmission wiring harness OK. WTEC II transmission ECU pushbutton shift selector (TEPSS) OK. Relay K26 OK. WTEC III transmission pushbutton shift selector (TPSS) OK. POSSIBLE PROBLEMS Faulty relay K1. Faulty dashboard cable assembly. 22. REASON FOR QUESTION Is 306-399 ohms resistance present from relay K1 terminal 86 to terminal 85? If 306-399 ohms resistance is not present, relay K1 is faulty. If 306-399 ohms resistance is present, wire 74 is faulty. TEST OPTIONS Resistance Test or STE/ICE-R Test #91 Repair wire 74 from relay K1 socket 30 on PDP to relay K24 socket 30 on PDP (para 2-40) or replace WTEC II dashboard cable assembly (para 7-10) or WTEC III dashboard cable assembly (para 7-11). TM 9-2320-365-20-1 2-196 Change 1