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AUTOMATIC TRANSMISSION DIAGNOSIS TSB Revision AUTOMATIC TRANSMISSION 23A-303 STEP 9. Using scan tool MB991958, read the A/T CAUTION To prevent damage to scan tool MB991958, always turn the YES : Replace the PCM. SYMPTOM PROCEDURES <AUTOMATIC TRANSMISSION> INSPECTION PROCEDURE 1: Engine does not Crank . COMMENT . TROUBLESHOOTING HINTS (THE MOST LIKELY • Malfunction of the transmission range switch • Malfunction of the transmission control cable assembly • Malfunction of the engine system • Malfunction of the torque converter • Malfunction of the transmission oil pump • Malfunction of the PCM DIAGNOSIS Required Special Tool: • MB991958: Scan Tool (MUT-III Sub Assembly) • MB991824: V.C.I. • MB991827: MUT-III USB Cable • MB991911: MUT-III Main Harness B AC307591 AC MB991911 MB991824 MB991827 AC307591 DATA LINK CONNECTOR |