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Glow Plug System — 2.2L Duratorq-TDCi (88kW/120PS) - Puma/2.2L 303-07B-1 Duratorq-TDCi (96kW/130PS) - Puma/2.2L Duratorq-TDCi (110kW/150PS) - Puma 303-07B-1 SECTION 303-07B Glow Plug System — 2.2L Duratorq-TDCi (88kW/120PS) - Puma/2.2L Duratorq-TDCi (96kW/130PS) - Puma/2.2L Duratorq-TDCi (110kW/150PS) - Puma VEHICLE APPLICATION: 2011.50 Ranger CONTENTS PAGE SPECIFICATIONS Specifications 303-07B-2 DESCRIPTION AND OPERATION Glow Plug System 303-07B-3 DIAGNOSIS AND TESTING Glow Plug System 303-07B-5 Inspection and Verification 303-07B-5 REMOVAL AND INSTALLATION Glow Plugs (23 777 0) 303-07B-6 Glow Plug System — 2.2L Duratorq-TDCi (88kW/120PS) - Puma/2.2L 303-07B-2 Duratorq-TDCi (96kW/130PS) - Puma/2.2L Duratorq-TDCi (110kW/150PS) - Puma 303-07B-2 SPECIFICATIONS Torque Specifications Description Nm lb-ft lb-in Glow plug electrical connector retaining nut - 18 Main wiring harness to glow plug wiring harness nut - 35 Glow plug terminal block retaining screw - 44 Intake manifold retaining bolts 16 12 - Glow plug 12 - 2011.50 Ranger G25588en Glow Plug System — 2.2L Duratorq-TDCi (88kW/120PS) - Puma/2.2L 303-07B-3 Duratorq-TDCi (96kW/130PS) - Puma/2.2L Duratorq-TDCi (110kW/150PS) - Puma 303-07B-3 DESCRIPTION AND OPERATION Glow Plug System 2011.50 Ranger G1272517en Glow Plug System — 2.2L Duratorq-TDCi (88kW/120PS) - Puma/2.2L 303-07B-4 Duratorq-TDCi (96kW/130PS) - Puma/2.2L Duratorq-TDCi (110kW/150PS) - Puma 303-07B-4 DESCRIPTION AND OPERATION Item Part Number Description Glow plug indicator lamp Glow plug(s) Glow plug wire Glow plug relay Glow Plugs The glow plugs are located in the side of the cylinder head and aid engine starting and efficiency The glow plugs and the glow plug indicator lamp are controlled by the powertrain control module (PCM) The glow plugs preheat the combustion chambers, which aids cold starting During the preheat stage, the PCM receives an engine temperature signal from the cylinder head temperature (CHT) sensor and this determines the preheat time The lower the temperature, the longer the preheat time There is a maximum preheat time of seconds at -20°C or lower At temperatures above 80°C there is no preheat phase Once the engine has started, the glow plugs enter an after-glow phase The after-glow phase helps to improve idling and reduce hydrocarbon emissions through more efficient combustion just after starting The after-glow phase only operates at engine speeds below 2500 RPM, above that, the after-glow phase is interrupted to increase the durability of the glow plugs There is a maximum after-glow time of 30 seconds at -20°C or lower At temperatures above 50°C there is no after-glow phase 2011.50 Ranger G1272517en Glow Plug System — 2.2L Duratorq-TDCi (88kW/120PS) - Puma/2.2L 303-07B-5 Duratorq-TDCi (96kW/130PS) - Puma/2.2L Duratorq-TDCi (110kW/150PS) - Puma 303-07B-5 DIAGNOSIS AND TESTING Glow Plug System Inspection and Verification Verify the customer concern Visually inspect for obvious signs of electrical damage Visual Inspection Chart Electrical – – – – – – – Fuse(s) Relay Wiring harness Electrical connector(s) Glow plug(s) Glow plug wire Powertrain control module (PCM) If an obvious cause for an observed or reported concern is found, correct the cause (if possible) before proceeding to the next step If the cause is not visually evident, verify the symptom and refer to WDS to diagnose the system 2011.50 Ranger G25590en Glow Plug System — 2.2L Duratorq-TDCi (88kW/120PS) - Puma/2.2L 303-07B-6 Duratorq-TDCi (96kW/130PS) - Puma/2.2L Duratorq-TDCi (110kW/150PS) - Puma 303-07B-6 REMOVAL AND INSTALLATION Glow Plugs(23 777 0) Removal NOTE: Removal steps in this procedure may contain installation details Refer to: Intake Manifold (303-01 Engine - 2.5L Duratec-HE (122kW/165PS) - MI4, Removal and Installation) CAUTION: Make sure that all openings are sealed Torque: • Glow plug wire retainer Nm • Glow plug 13 Nm Installation To install, reverse the removal procedure 2011.50 Ranger G1272518en