Preheating system (2S, 2S-T) (engines without exhaust gas recirculation system)
Parts separated when dismantling the electronic control unit for the exhaust gas toxicity reduction system: 1 - glove box, 2 - bottom panel of the glove box, 3 - electronic control unit for the emission control system, 4 - electronic unit connector
1. Check the preheating system timer or emission control ECM circuit.
2. Disconnect the connectors from the preheating timer or emission control ECU and check the connector on the wiring harness side as shown in the illustration.
(2C). Connectors on the harness side of the emission control ECU | (2S-T). Connector on the harness side of the electronic control unit of the emission control system |
2C engine with exhaust gas recirculation system
2C engine without exhaust gas recirculation system
2C engine with exhaust gas recirculation system
Connector on the harness side of the preheating timer