DIESEL FUEL <4M4> -Troubleshooting13C-11 ENGINE-ECU CHECK TERMINAL VOLTAGE TABLE Terminal No.Check itemInspection conditions (engine status)Normal condition 14Throttle body assembly (1)Ignition switch: ON (Engine stops)9 V or more 17EGR motorIgnition switch: ON (Engine stops)System voltage 18Throttle body assembly (2)Ignition switch: ON (Engine stops)9 V or more 19Throttle body assembly (3)Ignition switch: ON (Engine stops)9 V or more 20Throttle body assembly (4)Ignition switch: ON (Engine stops)9 V or more 33A/C load signalEngine: Idle A/C switch: ONDuring weak cooling or heatingSystem voltage During normal cooling0-1V During strong coolingChanges repeatedly between 0 V and 12 V 37Clutch switch Clutch pedal depressed0-1V Inhibitor switch Ignition switch: ON (Engine stops)Move selector lever to N or P0-1V Move selector lever to D, 2, L or RSystem voltage 38Control relay (no immobi- lizer) Ignition switch: ON0-1V lizer) Ignition switch: ON→OFF (after approx. 8 seconds)System voltage 41Select switch Ignition switch: ON (Engine stops)Move shift lever to 4st or RSystem voltage 421st - 2nd switch Ignition switch: ON (Engine stops)Move shift lever to 1st or 2ndSystem voltage 433rd - 4th switch Ignition switch: ON (Engine stops)Move shift lever to 3rd or 4thSystem voltage 445th - R switch Ignition switch: ON(Enginestops) Move shift lever to 5th0-1V ON(Engine stops) Move shift lever to RSystem voltage 58TachometerDuring idlingChanges repeatedly between 0 V and 12 V 90EGR valve sensorDuring racingChanges between 0.5 V and 4.5 V www.WorkshopManuals.co.uk Purchased from www.WorkshopManuals.co.uk
